a(n) = (2^n)*a(n-1) + (2^(n-1))*a(n-2), a(0)=1, a(1)=2.

A096658

a(n) = (2^n)*a(n-1) + (2^(n-1))*a(n-2), a(0)=1, a(1)=2.

Terms

    a(0) =1a(1) =2a(2) =10a(3) =88a(4) =1488a(5) =49024a(6) =3185152a(7) =410836992a(8) =105581969408

External references