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Positions of even terms in A346241.
2

%I #4 Jun 08 2022 15:49:08

%S 15,18,21,27,33,35,39,45,50,51,54,55,57,60,63,65,69,72,75,77,84,85,87,

%T 90,91,93,95,98,99,108,111,115,117,119,123,125,126,129,132,133,135,

%U 140,141,143,145,147,150,153,155,156,159,161,171,175,177,180,183,185,187,189,198,200,201,203,204,205,207,209,213

%N Positions of even terms in A346241.

%o (PARI) isA354818(n) = !A354806(n);

%Y Positions of even terms in A346241, of 0's in A354806.

%K nonn

%O 1,1

%A _Antti Karttunen_, Jun 08 2022