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A048913
Indices of 9-gonal numbers which are also pentagonal.
+0
3
1, 14, 7189, 165026, 86968201, 1996480214, 1052141284189, 24153417459626, 12728805169146001, 292208042430070814, 153993083884187031589, 3535132873165579243826, 1863008316102089539013401
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.
AT&T Labs Research
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