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A156398 Number of 9 X 9 arrays of squares of integers, symmetric about main diagonal, with all rows summing to n. 0

%I

%S 1,2620,708256,24243520,154294582,253938600,1164072896,10953612400,

%T 25250999564,22620401127,101930271184,570443632816,781505368112,

%U 474109634808,1937140499056,9267607094192,12532444401442,7484174351906

%N Number of 9 X 9 arrays of squares of integers, symmetric about main diagonal, with all rows summing to n.

%K nonn

%O 0,2

%A _R. H. Hardin_, Feb 09 2009

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Last modified January 19 18:52 EST 2022. Contains 350466 sequences. (Running on oeis4.)