Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A143844
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A143844 Triangle T(n,k) = k^2 read by rows. +0
2
0, 0, 1, 0, 1, 4, 0, 1, 4, 9, 0, 1, 4, 9, 16, 0, 1, 4, 9, 16, 25, 0, 1, 4, 9, 16, 25, 36, 0, 1, 4, 9, 16, 25, 36, 49, 0, 1, 4, 9, 16, 25, 36, 49, 64, 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121 (list; table; graph; listen)
OFFSET

0,6

COMMENT

This is triangle A133819 with an additional leading column of zeros.

FORMULA

T(n,k) = (A002262(n,k))^2.

CROSSREFS

Sequence in context: A115636 A124321 A100045 this_sequence A065623 A147308 A147309

Adjacent sequences: A143841 A143842 A143843 this_sequence A143845 A143846 A143847

KEYWORD

nonn,tabl,easy

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Sep 03 2008

EXTENSIONS

Definition simplified by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 07 2009

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 November 27 22:38 EST 2009. Contains 167602 sequences.


AT&T Labs Research