login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A159380 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 10 1
46, 8780, 2360696, 350007360, 30587815086, 1354835948116, 33260056683980, 522276436822144, 5839731483074618, 50097272262566248, 347612897548180792, 2027444729799605536, 10230660755186873586, 45666006349045615904 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

R. H. Hardin, Table of n, a(n) for n=3..23

CROSSREFS

Sequence in context: A223891 A243648 A302114 * A134793 A177639 A222097

Adjacent sequences:  A159377 A159378 A159379 * A159381 A159382 A159383

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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 21 04:58 EDT 2020. Contains 337267 sequences. (Running on oeis4.)