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A113162
a(n) = binomial(6, n) * binomial(7, 6-n).
3
7, 126, 525, 700, 315, 42, 1
OFFSET
0,1
COMMENTS
The sequence sums to binomial(13, 6).
MATHEMATICA
Table[Binomial[6, n] Binomial[7, 6 - n], {n, 0, 6}] (* Wesley Ivan Hurt, Jan 15 2017 *)
CROSSREFS
KEYWORD
nonn,easy,fini,full
AUTHOR
Zerinvary Lajos, Jan 05 2006
EXTENSIONS
Edited by Don Reble, Jan 26 2006
STATUS
approved