Coefficient of x^3 in expansion of (x+1)*(x+3)*...*(x+2*n-1).
A028340
Coefficient of x^3 in expansion of (x+1)*(x+3)*...*(x+2*n-1).
Terms
- a(0) =1a(1) =16a(2) =230a(3) =3480a(4) =57379a(5) =1038016a(6) =20570444a(7) =444647600a(8) =10431670821a(9) =264300628944
External references
- oeis: A028340