A366277 Fixed points of map n -> A366275(n).

3, 6, 12, 24, 48, 55, 96, 110, 192, 220, 384, 440, 768, 880, 1536, 1760, 3072, 3520, 6144, 7040, 12288, 14080, 24576, 28160, 49152, 56320, 98304, 112640, 196608, 225280, 393216, 450560, 786432, 901120, 1572864, 1802240, 3145728, 3604480, 6291456, 7208960, 12582912, 14417920, 25165824, 28835840, 50331648, 57671680

Offset: 1

Author

Antti Karttunen, Oct 06 2023

Keywords

• nonn

Comments

Equally, fixed points of map n -> A366276(n).

If n is a term, then 2*n is also a term, and vice versa, thus the sequence is wholly determined by its odd terms: 3, 55. Are there any others?

Crossrefs

Cf. A007283 (subsequence), A057889, A163511, A366275, A366276.

Programs

PARI

isA366277(n) = (n==A366275(n)); \\ Uses also the program given in A366275.