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%I #3 Mar 30 2012 17:22:42
%S 0,-1,0,0,4,-1,26,45,94,-1,196,-1,370,-1,641,743,999,-1,1537,1429,2619
%N Conjectured number of numbers that are not the sum of three generalized n-gonal numbers, or -1 if infinite.
%C See A118282 for the conjectured largest number that is not the sum of three generalized n-gonal numbers. For n=7, only four numbers are not representable: 10, 16, 76 and 307.
%Y Cf. A118278-A118285.
%K sign
%O 3,5
%A _T. D. Noe_, Apr 21 2006
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