3900960
domain: N
Appears in sequences
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^3 = I.at n=7A162756
- Triangle T(n,k), read by rows, given by (2,0,3,0,4,0,5,0,6,0,7,0,8,0,9,...) DELTA (2,1,3,2,4,3,5,4,6,5,7,6,8,7,9,...) where DELTA is the operator defined in A084938.at n=41A199400
- Expansion of e.g.f. Sum_{k>=1} arcsin(x^k).at n=9A330506
- Expansion of e.g.f. Sum_{k>=1} arcsinh(x^k).at n=9A330512
- Expansion of e.g.f. 1 / (1 + x * log(1 - x^2))^3.at n=9A375681