1419840domain: NAppears in sequencesa(n) = n^5 - n.at n=17A061167a(n) = prime(n)^5 - prime(n).at n=6A138404a(1) = 1, a(2) = 2, a(n+2) = 2*a(n+1) + (n + 1)*(n + 2)*a(n).at n=8A142983Values of Euler's totient phi for A050498.at n=29A339883