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A127564 a(n) = product{k=1 to n} A127562(k). 2
1, 2, 6, 36, 144, 1152, 13824, 248832, 2488320, 39813120, 796262400, 19906560000, 378224640000, 10212065280000, 91908587520000, 3308709150720000, 79409019617280000, 2382270588518400000, 35734058827776000000 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

a(n) is divisible by A127563(n).

CROSSREFS

Cf. A127562, A127563.

Sequence in context: A058083 A034526 A120824 * A130874 A019020 A101609

Adjacent sequences:  A127561 A127562 A127563 * A127565 A127566 A127567

KEYWORD

nonn

AUTHOR

Leroy Quet Jan 18 2007

EXTENSIONS

Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Jan 22 2007

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Last modified February 15 11:21 EST 2012. Contains 205777 sequences.