Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A134576
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A134576 A127733 * A051731. +0
2
1, 4, 4, 9, 0, 9, 16, 16, 0, 16, 25, 0, 0, 0, 25, 36, 36, 36, 0, 0, 36, 49, 0, 0, 0, 0, 0, 49, 64, 64, 0, 64, 0, 0, 0, 64, 81, 0, 81, 0, 0, 0, 0, 0, 81, 100, 100, 0, 0, 100, 0, 0, 0, 0, 100 (list; table; graph; listen)
OFFSET

1,2

COMMENT

Row sums = A034714: (1, 8, 18, 48, 50, 144,...).

FORMULA

A127733 * A051731 as infinite lower triangular matrices. Triangle read by rows: replace 1's in n-th row of A051731 with n^2.

EXAMPLE

First few rows of the triangle are:

1;

4, 4;

9, 0, 9;

16, 16, 0, 16;

25, 0, 0, 0, 25;

36, 36, 36, 0, 0, 36;

49, 0, 0, 0, 0, 0, 49;

...

CROSSREFS

Cf. A051731, A127733, A034714.

Adjacent sequences: A134573 A134574 A134575 this_sequence A134577 A134578 A134579

Sequence in context: A102369 A118016 A071775 this_sequence A143183 A021073 A021961

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 02 2007

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 January 8 02:43 EST 2009. Contains 152824 sequences.


AT&T Labs Research