66426domain: NAppears in sequencesNumber of points on surface of truncated cube: a(n) = 46*n^2 + 2 for n > 0.at n=38A005911a(1) = 1, a(2) = 3; for n > 1, a(n) = sum of the next two smallest integers > a(n-1) which are coprime to the sum s = a(1) + ... + a(n-1).at n=14A308669