Expansion of 1/(1-3*x)^8; 8-fold convolution of A000244 (powers of 3).
A036221
Expansion of 1/(1-3*x)^8; 8-fold convolution of A000244 (powers of 3).
Terms
- a(0) =1a(1) =24a(2) =324a(3) =3240a(4) =26730a(5) =192456a(6) =1250964a(7) =7505784a(8) =42220035a(9) =225173520a(10) =1148384952a(11) =5637526128a(12) =26778249108a(13) =123591918960a(14) =556163635320
External references
- oeis: A036221