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A209836 The number of 5 x 5 matrices of nonnegative integers such that the sum of the entries in the i-th row equals the sum of the i-th column for each i and the total sum equals n. 1
1, 5, 25, 105, 405, 1425, 4665, 14265, 41100, 112140, 291360, 723960, 1727310, 3970770, 8822010, 18993870, 39724500, 80877480, 160602600, 311585340, 591523950, 1100383470, 2008360650, 3600512850, 6346983390, 11012013186, 18821052030, 31713870610, 52723656830 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
CROSSREFS
Sequence in context: A255459 A083877 A293885 * A272762 A245551 A146882
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified June 20 23:53 EDT 2024. Contains 373535 sequences. (Running on oeis4.)