Numbers k such that k and k+1 are prime powers.
A006549
Numbers k such that k and k+1 are prime powers.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =7a(5) =8a(6) =16a(7) =31a(8) =127a(9) =256a(10) =8191a(11) =65536a(12) =131071a(13) =524287a(14) =2147483647
External references
- oeis: A006549