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A172903 Number of n X 7 0..6 arrays with row sums 7 and column sums n 1
1, 393, 248137, 200148649, 187403959401, 193953937375521, 215298243454580553, 252150480931735527177, 307972094130678784570009, 389031356288581849014042193, 505162253803288598888223487713 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..45

CROSSREFS

Sequence in context: A172737 A172813 A172872 * A172931 A172710 A236234

Adjacent sequences:  A172900 A172901 A172902 * A172904 A172905 A172906

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified September 30 02:05 EDT 2022. Contains 357095 sequences. (Running on oeis4.)