Carmichael numbers m having a Fermat prime (A019434) factor such that A002322(m) = 2^k * p^2, where k is an integer and p is an odd prime.
A293291
Carmichael numbers m having a Fermat prime (A019434) factor such that A002322(m) = 2^k * p^2, where k is an integer and p is an odd prime.
Terms
- a(0) =825265a(1) =1210178305a(2) =11113519105a(3) =230864201601a(4) =772350315265
External references
- oeis: A293291