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Search: id:A100503
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A100503 Bisection of A000125. +0
2
1, 4, 15, 42, 93, 176, 299, 470, 697, 988, 1351, 1794, 2325, 2952, 3683, 4526, 5489, 6580, 7807, 9178, 10701, 12384, 14235, 16262, 18473, 20876, 23479, 26290, 29317, 32568, 36051, 39774, 43745, 47972, 52463, 57226, 62269, 67600, 73227, 79158 (list; graph; listen)
OFFSET

0,2

FORMULA

(4n^3+5n+3)/3. - Ralf Stephan, May 15 2007

CROSSREFS

Adjacent sequences: A100500 A100501 A100502 this_sequence A100504 A100505 A100506

Sequence in context: A093920 A011844 A075468 this_sequence A085829 A085567 A075673

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 24 2004

EXTENSIONS

More terms from Hugo Pfoertner (hugo(AT)pfoertner.org), Nov 25 2004

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.


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