Integers of the form (2^k + 1)/(2k + 1).
A247094
Integers of the form (2^k + 1)/(2k + 1).
Terms
- a(0) =1a(1) =2a(2) =3a(3) =5a(4) =27a(5) =565a(6) =7085a(7) =48771a(8) =1266205a(9) =9099507a(10) =17602325a(11) =128207979a(12) =26494256091
External references
- oeis: A247094