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Search: id:A156489
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A156489 Number of nXn arrays of squares of integers, symmetric about main diagonal, with all rows summing to 29. +0
1
2, 12, 210, 3758, 329252, 119245260, 275227614408, 2100173410422072 (list; graph; listen)
OFFSET

2,1
CROSSREFS

Sequence in context: A110105 A094157 A012598 this_sequence A129893 A008352 A082491

Adjacent sequences: A156486 A156487 A156488 this_sequence A156490 A156491 A156492

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Feb 09 2009

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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