a(n) = (2^n)*a(n-1) + (2^(n-1))*a(n-2), a(0)=1, a(1)=3.
A096657
a(n) = (2^n)*a(n-1) + (2^(n-1))*a(n-2), a(0)=1, a(1)=3.
Terms
- a(0) =1a(1) =3a(2) =14a(3) =124a(4) =2096a(5) =69056a(6) =4486656a(7) =578711552a(8) =148724449280
External references
- oeis: A096657