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A172803
Number of n X n 0..4 arrays with row sums 15 and column sums 15
0
0, 0, 0, 24, 21107931, 148699584483880, 4778708254823045056395, 644431545036931434768794630976, 332434916001875361804441620924628744480, 597860889495439071046769406191836215339420282624
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OFFSET
1,4
LINKS
Table of n, a(n) for n=1..10.
CROSSREFS
Sequence in context:
A294326
A255322
A319900
*
A141643
A275026
A297424
Adjacent sequences:
A172800
A172801
A172802
*
A172804
A172805
A172806
KEYWORD
nonn
AUTHOR
R. H. Hardin
Feb 06 2010
STATUS
approved
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Last modified May 3 20:47 EDT 2024. Contains 372225 sequences. (Running on oeis4.)