a(n) = 8*a(n-1)-a(n-2) with a(0)=0 and a(1)=3.
A136325
a(n) = 8*a(n-1)-a(n-2) with a(0)=0 and a(1)=3.
Terms
- a(0) =0a(1) =3a(2) =24a(3) =189a(4) =1488a(5) =11715a(6) =92232a(7) =726141a(8) =5716896a(9) =45009027a(10) =354355320a(11) =2789833533a(12) =21964312944a(13) =172924670019
External references
- oeis: A136325