Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A159420
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A159420 Number of nXn arrays of squares of integers with every (n-1)X(n-1) subblock summing to 27 +0
1
88, 223176, 965933960, 4489601294080, 17024968617729600, 46153277154525398944, 81793715658361957586560, 88458274598979298245766144, 56041133859159452089225510480, 20683461264345734698581425659800 (list; graph; listen)
OFFSET

3,1
CROSSREFS

Sequence in context: A157460 A093244 A079036 this_sequence A093222 A114922 A036951

Adjacent sequences: A159417 A159418 A159419 this_sequence A159421 A159422 A159423

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Apr 11 2009

page 1

Search completed in 0.004 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 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research

Legal Notice
© 2009 AT&T Intellectual Property. All Rights Reserved.