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Index to OEIS: Section Al
Index to OEIS: Section Al
- This is a section of the Index to the OEIS®.
- For further information see the main Index to OEIS page.
- Please read Index: Instructions For Updating Index to OEIS before making changes to this page.
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[ Aa | Ab | Al | Am | Ap | Ar | Ba | Be | Bi | Bl | Bo | Br | Ca | Ce | Ch | Cl | Coa | Coi | Com | Con | Cor | Cu | Cy | Da | De | Di | Do | Ea | Ed | El | Eu | Fa | Fe | Fi | Fo | Fu | Ga | Ge | Go | Gra | Gre | Ha | He | Ho | Ia | In | J | K | La | Lc | Li | Lo | Lu | M | Mag | Map | Mat | Me | Mo | Mu | N | Na | Ne | Ni | No | Nu | O | Pac | Par | Pas | Pea | Per | Ph | Poi | Pol | Pos | Pow | Pra | Pri | Pro | Ps | Qua | Que | Ra | Rea | Rel | Res | Ro | Ru | Sa | Se | Si | Sk | So | Sp | Sq | St | Su | Sw | Ta | Te | Th | To | Tra | Tri | Tu | U | V | Wa | We | Wi | X | Y | Z | 1 | 2 | 3 | 4 ]
alcohols, sequences related to :
Alcuin's sequence: A005044*
Alekseyev's problem: see doubling substrings
algebraic numbers
algebraic numbers, degree 1:
algebraic numbers, degree 2:
- A019863 cos(Pi/5), A010527 cos(Pi/6)
- A382103 (L_2), A382104 (L_2), A382106 (L_2), A382105 (L_2)
- A351898
algebraic numbers, degree 3:
algebraic numbers, degree 4:
- A144981 cos(Pi/8), A019881 cos(Pi/10), A019884 cos(Pi/12), A019887 cos(Pi/15), A019845 sin(Pi/5), A179260 2*cos(Pi/8), A121601 csc(Pi/8),
- A139339, A010767, A178816, A135611, A154747, A156816, A214726, A374751, A318605
- A393353 (H_4), A393354 (H_4), A384280 (L_4), A384281 (L_4), A384586 (L_4), A384587 (L_4), A384588 (L_4), A384589 (L_4)
algebraic numbers, degree 5:
algebraic numbers, degree 6:
- A387441 cos(Pi/13), A232735 cos(Pi/14), A019889 cos(Pi/18), A387454 cos(Pi/21), A019968 tan(7*Pi/180)
- A232811, A210463
algebraic numbers, degree 8:
- A232737 cos(Pi/16), A210649 cos(Pi/17), A019890 cos(Pi/20), A144982 cos(Pi/24), A019893 cos(Pi/30), A019818 sin(Pi/20), A019857 sin(4*Pi/15), A019821 sin(Pi/15), A019872 sin(7*Pi/20), A019836 sin(3*Pi/20)
- A241149
algebraic numbers, degree 9:
algebraic numbers, degree 10:
algebraic numbers, degree 11:
- A387444 cos(Pi/23)
algebraic numbers, degree 12:
- A387446 cos(Pi/26), A387448 cos(Pi/28), A019814 sin(Pi/36), A019855 sin(23*Pi/90), A019867 sin(29*Pi/90), A019874 sin(13*Pi/36), A019811 sin(Pi/90), A019831 sin(11*Pi/90), A019847 sin(19*Pi/90), A019871 sin(31*Pi/90), A019883 sin(37*Pi/90), sin(5*Pi/36), A019835 sin(13*Pi/90), A019843 sin(17*Pi/90)
- A232810, A232809, A249776, A374750
algebraic numbers, degree 14:
algebraic numbers, degree 15:
- A387449 cos(Pi/31),
algebraic numbers, degree 16:
- A343056 cos(Pi/32), A387451 cos(Pi/34), A019812 sin(Pi/60), A019896 cos(Pi/60), A228787 2*sin(Pi/17), A019878 sin(23*Pi/60)
- A234522, A302711
algebraic numbers, degree 18:
algebraic numbers, degree 24:
- A111493 tan(Pi/180)^2, A019987 tan(89*Pi/180), A019861 cos(19*Pi/90) , A019853 cos(23*Pi/90), A019877 sin(17*Pi/45), A019897 sin(22*Pi/45), A019899 tan(Pi/180), A019865 sin(14*Pi/45), A019813 sin(Pi/45), A019825 sin(4*Pi/45), A019837 sin(7*Pi/45), A019841 sin(8*Pi/45)
algebraic numbers, degree 48:
- A019810 sin(Pi/180), A019898 cos(Pi/180), A110937 csc(Pi/180), A019816 sin(7*Pi/180), A019892 sin(83*Pi/180), A019820 sin(11*Pi/180), A019882 sin(73*Pi/180), A019888 sin(79*Pi/180), A019822 sin(13*Pi/180), A019826 sin(17*Pi/180), A019870 sin(61*Pi/180), A019872 sin(67*Pi/180)
algebraic numbers, degree 71:
algebras , sequences related to :
- algebras, Jordan: A001776
- algebras: (1) A000929, A001330, A001331, A006448, A007154, A007156, A007157, A007158, A007159, A014610, A046001, A052249
- algebras: (2) A052250, A052253
- algebras; see also Clifford group
- algebras; see also Lie algebras
- algebras; see also vertex operator algebras
algorithms, sequences related to :
- algorithms: A005825, A005826, A005827, A006457, A006458, A006459, A006929, A030547, A032426, A049476, A055633
- algorithms: see also Euclidean algorithm
- aliquot divisors, see aliquot parts
aliquot parts, sequences related to :
- aliquot parts (or aliquot divisors): A032741*, A001065* (sum of)
- aliquot sequence (or trajectory) for n, length of: A098007*, A098008*, A003023, A044050*, A007906, A003062
- aliquot trajectories for certain initial values: A008885 (30), A008886 (42), A008887 (60), A008888 (138), A008889 (150), A008890 (168), A008891 (180), A008892 (276), A014360 (552), A014361 (564), A074907, A014362 (660), A045477, A014363 (966), A014364 (1074), A014365 (1134), A074906.
alkanes: A000602*
alkyls, sequences related to :
- alkyls: A000598, A000639, A000642, A000645, A000646, A000647, A000648, A000649, A000650, A005957, A010372, A022014, A036996
all-0's sequence, sequences related to :
- main entry: Index to constant sequences
- all-0's: A000004*, all-1's: A000012*, all-2's: A007395*, all-3's: A010701*, all-4's: A010709*, all-5's: A010716*, all-6's: A010722*, all-7's: A010727*, all-8's: A010731*, all-9's: A010734*.
almost primes, sequences related to :
- almost primes: (0) a k-almost prime has k prime factors, counted with multiplicity
- almost primes: (1) A001358, A014612, A014613, A014614, A046306, A046308, A046310, A046312, A046314, A069272, A069273, A069274
- almost primes: (2) A069275, A069276, A069277, A069278, A069279, A069280, A069281; table A078840
- almost primes: gaps, by increasing Omega: A065516, A114403, A114404, A114405, A114406, A114407, A114408
almost-natural numbers, sequences related to :
- almost-natural numbers: A007376*
- almost-natural numbers: for decimations see A127050, A127353, A127414, A127508, A127584, A127734, A127794, A127950, A128178, A128211, A128359, A128423, A128475, A128881
alphabetical order, sequences related to :
- alphabetical order, numbers in: A000052*
- alphabetical order, numbers in: see also A001058, A001061, A001062, A003588
alternating bit sets: A002487
alternating bit sum: A065359
alternating group A_n, sequences related to :
- alternating group A_n, A001710*
- alternating group A_n, degrees of irreducible representations of, for n = 5 through 13: A003860, A003861, A003862, A003863, A003864, A003865, A003866, A003867, A003868
alternating permutations: see permutations, alternating
alternating sign matrices: see matrices, alternating sign
- This is a section of the Index to the OEIS®.
- For further information see the main Index to OEIS page.
- Please read Index: Instructions For Updating Index to OEIS before making changes to this page.
- If you did not find what you were looking for in this Index, you can always search the database for a particular word or phrase.
- Full list of sections:
[ Aa | Ab | Al | Am | Ap | Ar | Ba | Be | Bi | Bl | Bo | Br | Ca | Ce | Ch | Cl | Coa | Coi | Com | Con | Cor | Cu | Cy | Da | De | Di | Do | Ea | Ed | El | Eu | Fa | Fe | Fi | Fo | Fu | Ga | Ge | Go | Gra | Gre | Ha | He | Ho | Ia | In | J | K | La | Lc | Li | Lo | Lu | M | Mag | Map | Mat | Me | Mo | Mu | N | Na | Ne | Ni | No | Nu | O | Pac | Par | Pas | Pea | Per | Ph | Poi | Pol | Pos | Pow | Pra | Pri | Pro | Ps | Qua | Que | Ra | Rea | Rel | Res | Ro | Ru | Sa | Se | Si | Sk | So | Sp | Sq | St | Su | Sw | Ta | Te | Th | To | Tra | Tri | Tu | U | V | Wa | We | Wi | X | Y | Z | 1 | 2 | 3 | 4 ]
