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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

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Last modified October 21 11:02 EDT 2024. Contains 376980 sequences.
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