Numbers m such that 3^(2m+1) - 3^m + 1 is prime.
A344263
Numbers m such that 3^(2m+1) - 3^m + 1 is prime.
Terms
- a(0) =0a(1) =3a(2) =4a(3) =11a(4) =35a(5) =56a(6) =88a(7) =104a(8) =476a(9) =1367a(10) =1707a(11) =2472a(12) =22232a(13) =25260
External references
- oeis: A344263