a(n) = (3*16^n + 2)/5.
A061654
a(n) = (3*16^n + 2)/5.
Terms
- a(0) =1a(1) =10a(2) =154a(3) =2458a(4) =39322a(5) =629146a(6) =10066330a(7) =161061274a(8) =2576980378a(9) =41231686042a(10) =659706976666
External references
- oeis: A061654
A061654
a(n) = (3*16^n + 2)/5.