login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A159420 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 27 0
88, 223176, 965933960, 4489601294080, 17024968617729600, 46153277154525398944, 81793715658361957586560, 88458274598979298245766144, 56041133859159452089225510480, 20683461264345734698581425659800 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..12.

CROSSREFS

Sequence in context: A267917 A093244 A079036 * A093222 A114922 A036951

Adjacent sequences: A159417 A159418 A159419 * A159421 A159422 A159423

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 11 2009

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 3 09:03 EST 2022. Contains 358515 sequences. (Running on oeis4.)