Expansion of 1/(1-3*x)^5; 5-fold convolution of A000244 (powers of 3).

A036217

Expansion of 1/(1-3*x)^5; 5-fold convolution of A000244 (powers of 3).

Terms

    a(0) =1a(1) =15a(2) =135a(3) =945a(4) =5670a(5) =30618a(6) =153090a(7) =721710a(8) =3247695a(9) =14073345a(10) =59108049a(11) =241805655a(12) =967222620a(13) =3794488740a(14) =14635885140a(15) =55616363532a(16) =208561363245a(17) =772903875555

External references