Denominators of coefficients c(n) in product expansion of 1 + tan x = Product_{k>=1} 1 + c(k)*x^k.
A353584
Denominators of coefficients c(n) in product expansion of 1 + tan x = Product_{k>=1} 1 + c(k)*x^k.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =3a(4) =15a(5) =15a(6) =315a(7) =105a(8) =567a(9) =405a(10) =155925a(11) =467775a(12) =1216215a(13) =34749a(14) =638512875a(15) =638512875a(16) =2170943775a(17) =32564156625
External references
- oeis: A353584