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

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A159370 Number of n X n arrays of squares of integers with every (n-3)X(n-3) subblock summing to 7 1
20, 64440, 20417688, 3553639544, 136157771160, 2292617515072, 23218711066200, 166097016796752, 921709788123744, 4211771972031320, 16503648565063896, 57078845541052008, 177996206009045096, 508664826181945152 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,1

LINKS

R. H. Hardin, Table of n, a(n) for n=5..22

CROSSREFS

Sequence in context: A099187 A129041 A129040 * A129039 A129038 A165344

Adjacent sequences:  A159367 A159368 A159369 * A159371 A159372 A159373

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 July 3 08:19 EDT 2022. Contains 355031 sequences. (Running on oeis4.)