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A212333
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n-th power of the n-th pentagonal number.
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4
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1, 1, 25, 1728, 234256, 52521875, 17596287801, 8235430000000, 5132188731375616, 4108400332687853397, 4108469075197275390625, 5019255990031848807858176, 7355827511386641000000000000, 12736801848653359358345383963927, 25724477018923486959881583081626689
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OFFSET
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0,3
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LINKS
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Bruno Berselli, Table of n, a(n) for n = 0..100
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FORMULA
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a(n) = A000326(n)^n.
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MATHEMATICA
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Join[{1}, Table[(n ((3 n - 1)/2))^n, {n, 14}]]
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PROG
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(MAGMA) [(n*(3*n-1)/2)^n: n in [0..14]];
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CROSSREFS
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Cf. A000312, A085741, A062206.
Sequence in context: A263967 A290881 A316911 * A187404 A172261 A023113
Adjacent sequences: A212330 A212331 A212332 * A212334 A212335 A212336
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KEYWORD
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nonn,easy
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AUTHOR
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Bruno Berselli, May 09 2012
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STATUS
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approved
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