44626domain: NAppears in sequencesLeast number m such that phi(m-6n) = phi(m) = phi(m+6n) and m is not divisible by n.at n=36A217068a(n) = floor(M(g(n-1)+1,..,g(n))), where M = harmonic mean and g(n) = n^5.at n=8A227014Sum of numbers of y-multisets of divisors of x for each x >= 1, y >= 0, x + y = n.at n=28A343661