a(n) = 3*a(n-1) + 46*a(n-2) + a(n-3) with a(0)=a(1)=3, a(2)=101.

A215560

a(n) = 3*a(n-1) + 46*a(n-2) + a(n-3) with a(0)=a(1)=3, a(2)=101.

Terms

    a(0) =3a(1) =3a(2) =101a(3) =444a(4) =5981a(5) =38468a(6) =390974a(7) =2948431a(8) =26868565a(9) =216624495a(10) =1888775906a(11) =15657923053a(12) =134074085330

External references