A146554 Number of n X n arrays of squares of integers summing to 39 with every element equal to at least one neighbor.

0, 192, 81764, 90042690, 171162841312

Offset

2,2

Links

Table of n, a(n) for n=2..6.

Crossrefs

Sequence in context: A078272 A299993 A208444 * A183701 A208795 A203490

Adjacent sequences: A146551 A146552 A146553 * A146555 A146556 A146557

Keyword

nonn

Author

R. H. Hardin Apr 14 2009

Status

approved