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!)
A159212 Number of n X n arrays of squares of integers with every 3X3 subblock summing to 12 0
1857, 18113, 98081, 384609, 1934237, 7541249, 26058765, 119683865, 465264653, 1694090505, 7898979629 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..13.

CROSSREFS

Sequence in context: A051355 A064978 A202913 * A120809 A213868 A022062

Adjacent sequences:  A159209 A159210 A159211 * A159213 A159214 A159215

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 06 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 August 19 18:30 EDT 2022. Contains 356229 sequences. (Running on oeis4.)