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A159364 Number of n X n arrays of squares of integers with every (n-1) X (n-1) subblock summing to 6. 1
32, 2060, 141880, 4854272, 73856992, 668598540, 4259570196, 21065037760, 86017825224, 302312608028, 941578159280, 2655072415456, 6888478511720, 16650113930716, 37865062169148, 81663610397952, 168110566286800 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

R. H. Hardin, Table of n, a(n) for n=3..27

CROSSREFS

Sequence in context: A317515 A300180 A277426 * A202734 A268054 A268077

Adjacent sequences:  A159361 A159362 A159363 * A159365 A159366 A159367

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 11 2009

STATUS

approved

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Last modified February 28 10:56 EST 2020. Contains 332323 sequences. (Running on oeis4.)