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A046189
Octagonal pentagonal numbers.
+0
4
1, 176, 1575425, 234631320, 2098015778145, 312461813932000, 2793956983975264801, 416109772078405066376, 3720751630955537773670465, 554139209013308662750166160, 4954977037463529073741814611905
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.
AT&T Labs Research
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