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A092934 Floor[Product of next n even numbers divided by product of first n odd numbers]. 0
2, 8, 64, 768, 12202, 240546, 5652480, 154090259, 4777917500, 165999652648, 6386199899437, 269455867248640, 12371082837260281, 613924958232961934, 32745240915899894988, 1868019304186661949347, 113491057175295931012181 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..17.

FORMULA

a(n) = Floor[2^n*(A057003(n)/A001147(n)].

MATHEMATICA

Table[Floor[2^n(n (n + 1)/2)!/(((n - 1) n/2)!*(2n - 1)!!)], {n, 1, 20}] (Steinerberger)

CROSSREFS

Sequence in context: A005612 A326290 A136282 * A224801 A191571 A139679

Adjacent sequences:  A092931 A092932 A092933 * A092935 A092936 A092937

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Mar 22 2004

EXTENSIONS

More terms from Stefan Steinerberger, Jan 28 2006

STATUS

approved

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Last modified May 26 01:22 EDT 2020. Contains 334613 sequences. (Running on oeis4.)