-7350domain: ZAppears in sequencesExpansion of e.g.f. arctanh(arcsin(x) + log(x+1)).at n=6A012907Expansion of e.g.f. arctanh(sinh(x) + log(x+1)).at n=6A013021Triangle read by rows, T(n,k) matrix inverse of A256550, for n>=0 and 0<=k<=n.at n=40A256551