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Positions where A000695 is a square.
2

%I #5 Apr 09 2014 12:49:07

%S 0,1,2,4,8,13,16,26,32,41,52,64,82,104,128,145,164,208,256,290,328,

%T 416,512,545,580,656,832,1024,1090,1160,1312,1664,1877,2048,2113,2180,

%U 2320,2624,3328,3754,4096,4226,4360,4640,5248,6656,7085,7508,8192

%N Positions where A000695 is a square.

%C Apparently, numbers of form 2^k * (2 * (4^m + 2^m) + 1), k>=0, m>=1, together with 0 and the powers of two. - _Ralf Stephan_, Apr 09 2014

%Y A114399 gives the corresponding values. Cf. A114401.

%K nonn

%O 0,3

%A _Antti Karttunen_, Feb 07 2006