a(n) = 8^(n-1)*(2^n - 1).
A060195
a(n) = 8^(n-1)*(2^n - 1).
Terms
- a(0) =1a(1) =24a(2) =448a(3) =7680a(4) =126976a(5) =2064384a(6) =33292288a(7) =534773760a(8) =8573157376a(9) =137304735744
External references
- oeis: A060195
A060195
a(n) = 8^(n-1)*(2^n - 1).