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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
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A015433 A234195 A297356 * A295356 A180616 A017184
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved