a(n) = ( (4 + sqrt(6))^n - (4 - sqrt(6))^n )/(2*sqrt(6)).

A154235

a(n) = ( (4 + sqrt(6))^n - (4 - sqrt(6))^n )/(2*sqrt(6)).

Terms

    a(0) =1a(1) =8a(2) =54a(3) =352a(4) =2276a(5) =14688a(6) =94744a(7) =611072a(8) =3941136a(9) =25418368a(10) =163935584a(11) =1057300992a(12) =6819052096a(13) =43979406848a(14) =283644733824

External references