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A048919
Indices of 9-gonal numbers which are also heptagonal.
+0
4
1, 88, 12445, 1767052, 250908889, 35627295136, 5058825000373, 718317522757780, 101996029406604337, 14482717858215058024, 2056443939837131635021, 292000556739014477114908
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.
AT&T Labs Research
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