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Terms of A046337 for which A358777 is zero, where the latter is the Dirichlet inverse of former's characteristic function.
2

%I #5 Jan 12 2023 13:56:12

%S 81,625,729,1215,1701,2401,2673,3159,4131,4617,5589,6561,7047,7533,

%T 8991,9375,9963,10449,10935,11421,12879,14337,14641,14823,15309,15625,

%U 16281,17253,17739,18225,19197,20169,21627,21875,23571,24057,24543,25029,25515,26001,26487,27459,28431,28561,30861,31833

%N Terms of A046337 for which A358777 is zero, where the latter is the Dirichlet inverse of former's characteristic function.

%o (PARI) isA359607(n) = (A353557(n) && !A358777(n)); \\ Uses the program given in A358777.

%Y Cf. A046337, A353557, A358777.

%K nonn

%O 1,1

%A _Antti Karttunen_, Jan 12 2023