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A033578
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(3*n-1)*(4*n-1).
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1
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1, 6, 35, 88, 165, 266, 391, 540, 713, 910, 1131, 1376, 1645, 1938, 2255, 2596, 2961, 3350, 3763, 4200, 4661, 5146, 5655, 6188, 6745, 7326, 7931, 8560, 9213, 9890, 10591, 11316, 12065, 12838, 13635, 14456, 15301, 16170, 17063, 17980, 18921, 19886, 20875
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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LINKS
| Nathaniel Johnston, Table of n, a(n) for n = 0..5000
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MAPLE
| seq((3*n-1)*(4*n-1), n=0..42); # Nathaniel Johnston, Jun 26 2011
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MATHEMATICA
| Table[(3*n - 1)*(4*n - 1), {n, 0, 60}] (* From Vladimir Joseph Stephan Orlovsky, Jun 26 2011 *)
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CROSSREFS
| Sequence in context: A046025 A198327 A009583 * A101077 A094952 A024526
Adjacent sequences: A033575 A033576 A033577 * A033579 A033580 A033581
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KEYWORD
| nonn,easy
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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