This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A188434 #11 Dec 14 2017 19:58:06 %S A188434 2,5,10,13,18,23,26,31,34,39,44,47,52,57,60,65,68,73,78,81,86,89,94, %T A188434 99,102,107,112,115,120,123,128,133,136,141,146,149,154,157,162,167, %U A188434 170,175,178,183,188,191,196,201,204,209,212,217,222,225,230,233,238,243,246,251,256,259,264,267,272,277,280 %N A188434 Positions of 0 in A188433; complement of A188435. %C A188434 See A188433. %C A188434 Is a(n) = A101868(n-1) for n>1? - R. J. Mathar, Apr 01 2011 %C A188434 Yes: this follows from A188433(n) = 1 - A188009(n), for n > 2, using [-x] = -[x] - 1 for non-integer x. This implies the above, A188434(n) = A101868(n+1) = A101866(1,n+1), and also A188435(n) = A188010(n+1), for all n > 1. - _M. F. Hasler_, Dec 14 2017 %t A188434 Flatten[Position[A188433, 0]] (* moved here from A188433 by _M. F. Hasler_, Dec 14 2017 *) %Y A188434 Cf. A188433, A188294. %K A188434 nonn %O A188434 1,1 %A A188434 _Clark Kimberling_, Mar 31 2011