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Search: id:A048904
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A048904 Indices of heptagonal numbers (A000566) which are also octagonal. +0
3
1, 345, 166145, 80081401, 38599068993, 18604671173081, 8967412906355905, 4322274416192372985, 2083327301191817422721, 1004159436900039805378393, 484002765258517994374962561, 233288328695168773248926575865 (list; graph; listen)
OFFSET

1,2

LINKS

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

CROSSREFS

Cf. A048905, A048906.

Sequence in context: A063370 A095963 A138043 this_sequence A139266 A063536 A045102

Adjacent sequences: A048901 A048902 A048903 this_sequence A048905 A048906 A048907

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

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Last modified December 4 12:48 EST 2009. Contains 170310 sequences.


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