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A120248 a(n)=Product{k=0..n, C(n+k+2, n+2)}. 1
1, 4, 75, 7056, 3457440, 9032601600, 127843321480875, 9917120529316000000, 4253520573615071657074176, 10156681309872614660803421798400, 135766978921156343322148046967386880000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Divisors in number triangle A120247.

LINKS

Table of n, a(n) for n=0..10.

CROSSREFS

Sequence in context: A206456 A137220 A006236 * A191505 A100323 A262073

Adjacent sequences:  A120245 A120246 A120247 * A120249 A120250 A120251

KEYWORD

easy,nonn

AUTHOR

Paul Barry, Jun 12 2006

STATUS

approved

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Last modified September 24 08:44 EDT 2020. Contains 337317 sequences. (Running on oeis4.)