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A138477
Mix
A084175
and 2*
A084175
.
+0
2
0, 0, 1, 2, 3, 6, 15, 30, 55, 110, 231, 462, 903, 1806, 3655, 7310, 14535, 29070, 58311, 116622, 232903, 465806, 932295, 1864590, 3727815, 7455630, 14913991, 29827982, 59650503
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 27 22:38 EST 2009. Contains 167602 sequences.
AT&T Labs Research
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