a(n) = 3^(p-1) + (3^p - 1) where p is the n-th prime.
A098116
a(n) = 3^(p-1) + (3^p - 1) where p is the n-th prime.
Terms
- a(0) =11a(1) =35a(2) =323a(3) =2915a(4) =236195a(5) =2125763a(6) =172186883a(7) =1549681955a(8) =125524238435
External references
- oeis: A098116