Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A048920
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A048920 Indices of heptagonal numbers (A000566) which are also 9-gonal. +0
6
1, 104, 14725, 2090804, 296879401, 42154784096, 5985682462189, 849924754846700, 120683329505769169, 17136182865064375256, 2433217283509635517141, 345499718075503179058724 (list; graph; listen)
OFFSET

1,2

LINKS

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

CROSSREFS

Cf. A000566, A048919, A048921.

Sequence in context: A004393 A164759 A015272 this_sequence A091539 A157874 A069172

Adjacent sequences: A048917 A048918 A048919 this_sequence A048921 A048922 A048923

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


AT&T Labs Research