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A159426 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 30 0
176, 256076, 1963814320, 13210514775232, 78005783884913704, 343956478492640532304, 1029704788841867209051576, 1943809831450257030930136960 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..10.

CROSSREFS

Sequence in context: A284073 A298250 A184293 * A009722 A159442 A046189

Adjacent sequences:  A159423 A159424 A159425 * A159427 A159428 A159429

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 11 2009

STATUS

approved

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Last modified October 6 23:36 EDT 2022. Contains 357270 sequences. (Running on oeis4.)