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A146517
Number of n X n arrays of squares of integers summing to 23 with every element equal to at least one neighbor.
1
0, 64, 23924, 7262690, 3369041920, 1194672642926
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OFFSET
2,2
LINKS
Table of n, a(n) for n=2..7.
CROSSREFS
Sequence in context:
A083282
A082502
A052200
*
A009497
A145258
A202911
Adjacent sequences:
A146514
A146515
A146516
*
A146518
A146519
A146520
KEYWORD
nonn
AUTHOR
R. H. Hardin
Apr 14 2009
STATUS
approved
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Last modified April 19 08:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)