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A172853 Number of 7*n X 7 0..4 arrays with row sums 4 and column sums 4*n 1
936670590450, 2344764719918663269508531250, 12954552338378953331770652180864486570952000, 100143576421221755324646806706234908029792932524731851041250 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

CROSSREFS

Sequence in context: A015433 A234195 A297356 * A295356 A180616 A017184

Adjacent sequences:  A172850 A172851 A172852 * A172854 A172855 A172856

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified March 28 20:01 EDT 2020. Contains 333103 sequences. (Running on oeis4.)