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0, 2, 14, 50, 130, 280, 532, 924, 1500, 2310, 3410, 4862, 6734, 9100, 12040, 15640, 19992, 25194, 31350, 38570, 46970, 56672, 67804, 80500, 94900, 111150, 129402, 149814, 172550, 197780, 225680, 256432, 290224, 327250, 367710, 411810, 459762
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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FORMULA
| a(n) = 2 * A001296(n-1) = (n-1)*n*(n+1)*(3*n-2)/12 (n>0) [From Bruno Berselli, Apr 21 2010]
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MATHEMATICA
| a[n_]:=n^2; b[n_]:=n^3; c[n_]:=b[n]+a[n]; lst={}; s=0; Do[AppendTo[lst, s+=c[n]], {n, 0, 6!}]; lst
With[{r=Range[0, 50]}, Accumulate[r^2+r^3]] [From Harvey P. Dale, Jan. 16, 2011]
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CROSSREFS
| Cf. A003215, A000537, A000578, A005898, A027602, A006007, A153976, A153977, A011379, A052149
Sequence in context: A083102 A056080 A163796 * A143553 A064363 A067056
Adjacent sequences: A153975 A153976 A153977 * A153979 A153980 A153981
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KEYWORD
| nonn,easy
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AUTHOR
| Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 03 2009
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EXTENSIONS
| Edited by Bruno Berselli, Jun 15 2010
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