38617domain: NAppears in sequencesNumbers whose base-14 representation has exactly 5 runs.at n=4A043666Let F(x) be the function such that F(F(x)) = arcsin(x), then F(x) = Sum_{n>=0} a(n)/2^n*x^(2n+1)/(2n+1)!.at n=4A095883a(n) = 73*n^2.at n=23A174334