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A022914
Multinomial coefficients(TOP, BOTTOM), where TOP = 2^n, BOTTOM = ( C(n,0) C(n,1) C(n,2) ... C(n,n) ).
2
1, 2, 12, 1120, 50450400, 1387660381886338560, 58833957894412548628347941194431580569600, 54468560860672704568758301042326371229883670125439070950586847311164532855256159027200000
OFFSET
0,2
LINKS
MAPLE
with(combinat):
a:= n-> multinomial(2^n, seq(binomial(n, i), i=0..n)):
seq(a(n), n=0..8); # Alois P. Heinz, Sep 24 2013
MATHEMATICA
Table[(2^n)!/Product[Binomial[n, k]!, {k, 0, n}], {n, 0, 8}] (* Vaclav Kotesovec, Nov 24 2023 *)
CROSSREFS
Cf. A051459.
Sequence in context: A006751 A023989 A001389 * A177361 A138486 A022482
KEYWORD
nonn
EXTENSIONS
More terms from James A. Sellers, May 02 2000
STATUS
approved