A333664 Numbers k such that k + 2, k^2 + 2^2, k^4 + 2^4, k^8 + 2^8, k^16 + 2^16 and k^32 + 2^32 are primes.
2321204055, 5231769977, 9913873697, 20866771125, 31610423987, 32781538517, 36537262157, 40472098305, 55135116465, 58852670687, 59789331177, 74514337967, 78206135657, 92237967447, 96154659567, 96567686195, 106053318825, 121476304065, 174983141235, 196311688647, 200394128147, 220092205085, 222433800045, 236131373415, 248686299537
Offset: 1
Keywords
Links
- Chai Wah Wu, Table of n, a(n) for n = 1..53
Crossrefs
Subsequence of A285390.
Extensions
a(12)-a(19) from Chai Wah Wu, Sep 04 2020
a(20)-a(25) from Bert Dobbelaere, Sep 06 2020