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%I A087360 #4 Dec 05 2013 19:56:21
%S A087360 1,2,3,5,6,8,12,59,72,812,1523,47051,234380,82528328,963837743,
%T A087360 8386720250208,15040477267097648,562429063569593838374096,
%U A087360 9285393339731985604589835104960,631311818053863204637859662148296083530450400
%N A087360 Indices of triangular numbers in A087359.
%F A087360 a(n) = floor(sqrt(2*A087359(n))). - _David Wasserman_, May 19 2005
%Y A087360 Cf. A087359.
%K A087360 nonn
%O A087360 1,2
%A A087360 _Amarnath Murthy_, Sep 08 2003
%E A087360 More terms from _David Wasserman_, May 19 2005

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