%I

%S 1,2,3,4,21,26,31,36,37,38,41,42,43,48,49,50,55,56,57,64,66,71,80,89,

%T 95,96,111,113,115,116,122,124,126,127,133,135,138,139,142,144,145,

%U 146,148,150,151,153,155,156,157,163,166,168,169,170,176,179,181,182,183,196,198,209,215,224

%N Positions of 0's on the spiral defined in A308890.

%C Add 1 to the terms of A308885.

%Y Cf. A308884-A308895.

%K nonn

%O 1,2

%A _N. J. A. Sloane_, Jul 01 2019