a(n) = 2^(4*n+3) - 1.
A241955
a(n) = 2^(4*n+3) - 1.
Terms
- a(0) =7a(1) =127a(2) =2047a(3) =32767a(4) =524287a(5) =8388607a(6) =134217727a(7) =2147483647a(8) =34359738367a(9) =549755813887
External references
- oeis: A241955
A241955
a(n) = 2^(4*n+3) - 1.