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A152725
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n*(n+1)*(n^4+2*n^3-2*n^2-3*n+3)/2.
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8
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0, 1, 63, 666, 3430, 12195, 34461, 83188, 178956, 352485, 647515, 1124046, 1861938, 2964871, 4564665, 6825960, 9951256, 14186313, 19825911, 27219970, 36780030, 48986091, 64393813, 83642076, 107460900, 136679725, 172236051, 215184438
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OFFSET
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0,3
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LINKS
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Table of n, a(n) for n=0..27.
Index to sequences with linear recurrences with constant coefficients, signature (7,-21,35,-35,21,-7,1).
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MATHEMATICA
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k=0; lst={k}; Do[k=n^6-k; AppendTo[lst, k], {n, 1, 5!}]; lst
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CROSSREFS
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Cf. A062392,A062393,A011934
Sequence in context: A022522 A152731 A090028 * A086578 A198399 A221968
Adjacent sequences: A152722 A152723 A152724 * A152726 A152727 A152728
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KEYWORD
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nonn,easy
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AUTHOR
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Vladimir Joseph Stephan Orlovsky, Dec 11 2008
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EXTENSIONS
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Definition corrected and offset set to 0 - R. J. Mathar, Aug 15 2010
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STATUS
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approved
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