Search: id:A057587
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%I A057587
%S A057587 0,1,3,5,12,15,30,34,60,65,105,111,168,175,252,260,360,369,495,
%T A057587 505,660,671,858,870,1092,1105,1365,1379,1680,1695,2040,2056,2448,
%U A057587 2465,2907,2925,3420,3439,3990,4010,4620,4641,5313,5335,6072,6095
%N A057587 Nonnegative numbers of form n*(n^2+-1)/2.
%C A057587 Taking alternate terms gives A027480 and A006003. - Jeremy Gardiner (jeremy.gardiner(AT)btinternet.com), 
               Apr 10 2005
%Y A057587 Cf. A027480, A006003.
%Y A057587 Sequence in context: A037221 A080560 A151866 this_sequence A032438 A025083 
               A126471
%Y A057587 Adjacent sequences: A057584 A057585 A057586 this_sequence A057588 A057589 
               A057590
%K A057587 nonn
%O A057587 0,3
%A A057587 N. J. A. Sloane (njas(AT)research.att.com), Oct 05 2000

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