Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A065223
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A065223 Fill a triangular array by rows by writing numbers 1 up to b(0), 1 up to b(1), etc., where b(n) are the heptagonal numbers (A000566). The final elements of the rows form a(n). +0
6
1, 2, 5, 2, 7, 13, 2, 10, 19, 29, 6, 18, 31, 45, 5, 21, 38, 56, 75, 14, 35, 57, 80, 104, 17, 43, 70, 98, 127, 9, 40, 72, 105, 139, 174, 21, 58, 96, 135, 175, 216, 23, 66, 110, 155, 201, 248, 10, 59, 109, 160, 212, 265, 319, 32, 88, 145, 203, 262, 322, 383, 42, 105 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Cf. A064766, A064865, A065221, A065222, A065224-A065234.

Sequence in context: A067948 A086956 A016580 this_sequence A029621 A134349 A131711

Adjacent sequences: A065220 A065221 A065222 this_sequence A065224 A065225 A065226

KEYWORD

easy,nonn

AUTHOR

Floor van Lamoen (fvlamoen(AT)hotmail.com), Oct 22 2001

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 August 19 23:53 EDT 2008. Contains 142930 sequences.


AT&T Labs Research