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Positions of odd numbers in May code (A303767).
2

%I #7 Oct 05 2023 18:16:50

%S 1,2,6,7,8,10,11,15,16,18,19,23,24,25,27,28,34,35,39,40,41,43,44,48,

%T 49,51,52,56,57,58,60,61,66,67,71,72,73,75,76,80,81,83,84,88,89,90,92,

%U 93,99,100,104,105,106,108,109,113,114,116,117,121,122,123,125,126,130,131,135,136,137,139,140,144,145,147

%N Positions of odd numbers in May code (A303767).

%o (PARI) isA366256(n) = (A303767(n)%2); \\ Uses also the program given in A303767.

%Y Cf. A303767, A366255 (characteristic function), A366257 (complement).

%Y Positions of even terms in A303760.

%K nonn

%O 1,2

%A _Antti Karttunen_, Oct 05 2023