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Number of partitions of n into 9 distinct nonzero squares.
7

%I #11 Feb 03 2021 15:43:09

%S 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

%T 0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1,1,0,0,0,

%U 0,0,0,0,1,0,0,1,1,0,0,0,1,0,0,0,1,1,0,0,1,0,0,2,0,0,0,1,2,0,0,2

%N Number of partitions of n into 9 distinct nonzero squares.

%H David A. Corneth, <a href="/A341000/b341000.txt">Table of n, a(n) for n = 285..5000</a>

%H <a href="/index/Su#ssq">Index entries for sequences related to sums of squares</a>

%e a(381) = 2 via 1 + 4 + 9 + 16 + 36 + 49 + 64 + 81 + 121 = 1 + 9 + 16 + 25 + 36 + 49 + 64 + 81 + 100. - _David A. Corneth_, Feb 02 2021

%Y Cf. A000290, A008452, A010052, A025433, A025441, A025442, A025443, A025444, A045851, A340946, A340988, A340998, A340999, A341001.

%Y Column k=9 of A341040.

%K nonn

%O 285,92

%A _Ilya Gutkovskiy_, Feb 02 2021