14863564800
domain: N
Appears in sequences
- Denominators of coefficients in the formal power series a(x) such that a(a(x)) = exp(x) - 1.at n=10A052105
- Denominator of beta(2n+1)/Pi^(2n+1), where beta(m) = Sum_{k=0..inf} (-1)^k/(2k+1)^m.at n=5A053005
- a(0) = 2, a(n) = 2^(n+1)*(n-1)! (n >= 1).at n=11A064378
- Denominator of S(n)/Pi^n, where S(n) = Sum((4k+1)^(-n),k,-inf,+inf).at n=10A068205
- a(0)=4; thereafter a(n)=8*n*(2*n-1)*a(n-1).at n=5A257583