a(n) = [x^n] Product_{k=1..n} 1/(x^(2*k)*(1-x^k)^3).
A258794
a(n) = [x^n] Product_{k=1..n} 1/(x^(2*k)*(1-x^k)^3).
Terms
- a(0) =1a(1) =10a(2) =294a(3) =10592a(4) =433350a(5) =19269768a(6) =910578172a(7) =45070219993
External references
- oeis: A258794
A258794
a(n) = [x^n] Product_{k=1..n} 1/(x^(2*k)*(1-x^k)^3).