a(1)=a(2)=a(3)=1, a(n) = 2*a(n-1)*a(n-3) + a(n-3)^2 for n > 3.
A096422
a(1)=a(2)=a(3)=1, a(n) = 2*a(n-1)*a(n-3) + a(n-3)^2 for n > 3.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =7a(5) =15a(6) =99a(7) =1435a(8) =43275a(9) =8578251a(10) =24621639595
External references
- oeis: A096422