a(n) = 5^(2*n) * [x^n] Product_{k>=1} 1/(1 - 3*x^k)^(1/5).
A370735
a(n) = 5^(2*n) * [x^n] Product_{k>=1} 1/(1 - 3*x^k)^(1/5).
Terms
- a(0) =1a(1) =15a(2) =1050a(3) =52125a(4) =3277500a(5) =179801250a(6) =11966690625a(7) =738318187500
External references
- oeis: A370735