a(n) = 111*a(n-1) - 100*a(n-2) with a(0)=0 and a(1)=1.
A178906
a(n) = 111*a(n-1) - 100*a(n-2) with a(0)=0 and a(1)=1.
Terms
- a(0) =0a(1) =1a(2) =111a(3) =12221a(4) =1345431a(5) =148120741a(6) =16306859151
External references
- oeis: A178906
A178906
a(n) = 111*a(n-1) - 100*a(n-2) with a(0)=0 and a(1)=1.