Recurrence a(n) = a(n-1) + 2^n*a(n-2) with a(0)=0, a(1)=1.
A228465
Recurrence a(n) = a(n-1) + 2^n*a(n-2) with a(0)=0, a(1)=1.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =9a(4) =25a(5) =313a(6) =1913a(7) =41977a(8) =531705a(9) =22023929a(10) =566489849a(11) =45671496441
External references
- oeis: A228465