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A354534
Even terms in A354525 that are not twice the Mersenne primes (A000668).
4
2, 1022, 295147905179352825854, 348449143727040986586495598010130648530942
OFFSET
1,1
COMMENTS
Terms in A354533 that are not twice the Mersenne primes. Note that all twice the Mersenne primes are in A354533.
FORMULA
a(n) = 2*(2^A354532(n) - 1).
EXAMPLE
See A354532.
PROG
(PARI) lista(nn, {lim=256}, {lim_p=1<<32}) = for(n=1, nn, if(isA354532(n, lim, lim_p), print1(2*(2^n-1), ", "))) \\ See A354532 for the function isA354532
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
Jianing Song, Aug 16 2022
STATUS
approved