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Search: id:A127488
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| 6, 30240, 435891456000, 64630041847212441600000, 258328699159653623241666283438080000000
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OFFSET
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2,1
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MATHEMATICA
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Table[(n^2)!/(2(n!)), {n, 2, 6}]
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CROSSREFS
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Cf. A000142, A001044, A000442, A036740, A010050, A009445, A134366, A134367, A134368, A134369, A134371, A134372, A134373, A134374, A134374
Sequence in context: A143780 A159429 A134728 this_sequence A013838 A118859 A076913
Adjacent sequences: A127485 A127486 A127487 this_sequence A127489 A127490 A127491
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Jan 16 2007
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