a(n) = 5^(2*n) * [x^n] Product_{k>=1} 1/(1 - 2*x^k)^(1/5).
A370733
a(n) = 5^(2*n) * [x^n] Product_{k>=1} 1/(1 - 2*x^k)^(1/5).
Terms
- a(0) =1a(1) =10a(2) =550a(3) =19750a(4) =921250a(5) =32011250a(6) =1563143750a(7) =58080093750
External references
- oeis: A370733