a(n) = 10*a(n-1) - 7*a(n-2), with a(0)=0, a(1)=1.
A190989
a(n) = 10*a(n-1) - 7*a(n-2), with a(0)=0, a(1)=1.
Terms
- a(0) =0a(1) =1a(2) =10a(3) =93a(4) =860a(5) =7949a(6) =73470a(7) =679057a(8) =6276280a(9) =58009401a(10) =536160050a(11) =4955534693a(12) =45802226580a(13) =423333522949
External references
- oeis: A190989