A058391 - OEIS

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A058391

Number of 5 X 5 matrices with nonnegative integer entries and all row sums equal to n, up to row and column permutation.

8

1, 7, 198, 5929, 145168, 2459994, 30170387, 282159907, 2114430613, 13190940964, 70598379694, 331820068035, 1395291176641, 5327752138987, 18698405435444, 60922707883197, 185814239933254, 534246250634068, 1456622823771075

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OFFSET

0,2

LINKS

Andrew Howroyd, Table of n, a(n) for n = 0..1000

V. Jovovic, Number of m x m nonnegative integer matrices with all row sums equal to n, up to row and column permutation.

PROG

(PARI) \\ See A318951 for RowSumMats

a(n)=RowSumMats(5, 5, n); \\ Andrew Howroyd, Sep 05 2018

CROSSREFS

Row 5 of A318951.

Cf. A002620, A058389, A058390, A058392, A003438.

Sequence in context: A136675 A099198 A365988 * A157388 A068233 A154936

Adjacent sequences: A058388 A058389 A058390 * A058392 A058393 A058394

KEYWORD

nonn

AUTHOR

Vladeta Jovovic, Nov 24 2000

STATUS

approved