13621608000
domain: N
Appears in sequences
- Denominator of (1/Pi)*Integral_{0..oo} (sin x / x)^n dx.at n=15A049331
- Number of 1-connected claw-free cubic graphs with 2n nodes.at n=6A057848
- Denominator of (1/Pi)*Integral_{0..infinity} (sin x / x)^(2*n) dx.at n=7A176366
- Denominator of 1/Pi^(4*n+3) * Sum_{k>0} (-1)^(k+1) / (k^(4*n+3) * sinh(Pi * k)).at n=2A330906
- Number of permutations of [n] such that the element sum of each cycle is odd.at n=14A369080