Search: id:A158527
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%I A158527
%S A158527 139,5997,78414,553810,2677065,10009839,31098172,84004164,203427495,
%T A158527 451263505,931565514,1811000022,3346004389,5917977555,10077955320,
%U A158527 16602342664,26561396547,41402273589,63048577990,94018466010
%N A158527 Sum of squares of consecutive positive noncubes.
%F A158527 a(n)=(1/2)*n*(1 + n)*(1 + 9*n + 27*n^2 + 42*n^3 + 36*n^4 + 18*n^5 + 6*n^6)
%e A158527 a(1)=139=2^2+...+7^2, a(2)=9^2+...+26^2.
%Y A158527 Cf. A048396 Sum of consecutive noncubes.
%Y A158527 Sequence in context: A142137 A001163 A140791 this_sequence A108317 A114825 
               A131492
%Y A158527 Adjacent sequences: A158524 A158525 A158526 this_sequence A158528 A158529 
               A158530
%K A158527 nonn
%O A158527 1,1
%A A158527 Zak Seidov (zakseidov(AT)yahoo.com), Mar 20 2009

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