A135046 - OEIS

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A135046

Number of 3 X 3 singular integer matrices with elements from {1,...,n}.

0

1, 248, 3975, 29104, 119405, 436818, 1105537, 2790818, 5902335, 12074356

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..10.

CROSSREFS

Sequence in context: A109476 A121732 A028525 * A027654 A003916 A007245

Adjacent sequences: A135043 A135044 A135045 * A135047 A135048 A135049

KEYWORD

nonn

AUTHOR

Graziano Aglietti (mg5055(AT)mclink.it), Feb 11 2008

STATUS

approved