a(n) = 3*a(n-1) + 46*a(n-2) + a(n-3) with a(0)=2, a(1)=5, a(2)=106.
A215572
a(n) = 3*a(n-1) + 46*a(n-2) + a(n-3) with a(0)=2, a(1)=5, a(2)=106.
Terms
- a(0) =2a(1) =5a(2) =106a(3) =550a(4) =6531a(5) =44999a(6) =435973a(7) =3384404a(8) =30252969a(9) =246877464a(10) =2135653370a(11) =17793576423a(12) =151867661753
External references
- oeis: A215572