393222

Appears in sequences

• Solutions to phi(gpf(x)) - gpf(phi(x)) = 65534 = c are special multiples of 65537, x=65537*k, where the largest prime factors of factor k were observed in {2, 3, 5, 17, 257}.at n=5A070816
• A two level sequence: v(n)=2*(If[n == 0, 0, 2^(n - 1)] + 2); a(n)=If[n == 0, 6, (v[n] + v[n - 1] - 2)].at n=18A146529
• a(n) = 3*a(n-1) - 2*a(n-2), with a(1) = 9, a(2) = 12.at n=17A153973
• 1/4 the number of (n+1) X 6 0..2 arrays with every 2 X 2 subblock having distinct clockwise edge differences.at n=35A209724