a(0)=0, a(1)=49, thereafter a(n) = 14*a(n-1)-a(n-2)+42.

A350982

a(0)=0, a(1)=49, thereafter a(n) = 14*a(n-1)-a(n-2)+42.

Terms

    a(0) =0a(1) =49a(2) =728a(3) =10185a(4) =141904a(5) =1976513a(6) =27529320a(7) =383434009a(8) =5340546848a(9) =74384221905

External references