Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A057587
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A057587 Nonnegative numbers of form n*(n^2+-1)/2. +0
3
0, 1, 3, 5, 12, 15, 30, 34, 60, 65, 105, 111, 168, 175, 252, 260, 360, 369, 495, 505, 660, 671, 858, 870, 1092, 1105, 1365, 1379, 1680, 1695, 2040, 2056, 2448, 2465, 2907, 2925, 3420, 3439, 3990, 4010, 4620, 4641, 5313, 5335, 6072, 6095 (list; graph; listen)
OFFSET

0,3

COMMENT

Taking alternate terms gives A027480 and A006003. - Jeremy Gardiner (jeremy.gardiner(AT)btinternet.com), Apr 10 2005

CROSSREFS

Cf. A027480, A006003.

Sequence in context: A037221 A080560 A151866 this_sequence A032438 A025083 A126471

Adjacent sequences: A057584 A057585 A057586 this_sequence A057588 A057589 A057590

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Oct 05 2000

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 7 23:50 EST 2009. Contains 170430 sequences.


AT&T Labs Research