50319360
domain: N
Appears in sequences
- Numbers k such that phi(sigma(k)) = k.at n=18A001229
- Denominators of Bernoulli polynomials B(n)(x).at n=12A001898
- Numbers k such that k = phi(sigma(phi(sigma(k)))).at n=38A067883
- Numbers k such that k = phi(sigma(phi(sigma(phi(sigma(k)))))).at n=33A067884
- Number of reduced words of length n in Coxeter group on 3 generators S_i with relations (S_i)^2 = (S_i S_j)^16 = I.at n=25A167881
- Denominators of higher order Bernoulli numbers.at n=6A213449
- Numbers which are the minimum of a cycle in the map x -> phi(sigma(x)).at n=39A376256