%I #9 Aug 06 2021 06:19:11
%S 68,81,88,95,99,104,107,115,116,118,126,134,139,149,150,152,153,157,
%T 163,164,169,177,178,180,181,184,193,197,204,207,208,209,211,212,215,
%U 217,220,225,226,227,228,229,230,231,232,236,237,238,239,244,246,247
%N Index of zero values in A097759; also index of -1 values in A097563 and A097758.
%C A097759(a(n))=0; A097758(a(n))=-1; A097563(a(n))=-1.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/SquareNumber.html">Square Number</a>
%Y Cf. A001422, A003995, A033461, A097563, A097757, A097758, A097759.
%K nonn
%O 1,1
%A _Ray Chandler_, Sep 06 2004
%E Offset changed to 1 by _Jinyuan Wang_, Aug 06 2021
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