Coefficients of formal series in powers of (tan(x))^2 for tan(5*x)/tan(x).
A220673
Coefficients of formal series in powers of (tan(x))^2 for tan(5*x)/tan(x).
Terms
- a(0) =5a(1) =40a(2) =376a(3) =3560a(4) =33720a(5) =319400a(6) =3025400a(7) =28657000a(8) =271443000a(9) =2571145000a(10) =24354235000a(11) =230686625000
External references
- oeis: A220673