login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A159412 Number of n X n arrays of squares of integers with every (n-1) X (n-1) subblock summing to 23. 1
32, 138080, 345728160, 894351203904, 1748499502214400, 2301794162587632420, 1876573771106494189800, 894576877960295025634240, 244626955979352425876640600, 39350274991603091888986074300 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

R. H. Hardin, Table of n, a(n) for n=3..15

CROSSREFS

Sequence in context: A034245 A230566 A017093 * A201987 A217272 A017189

Adjacent sequences:  A159409 A159410 A159411 * A159413 A159414 A159415

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 August 22 00:43 EDT 2019. Contains 326169 sequences. (Running on oeis4.)