820418

Appears in sequences

• a(n) = prime(n+1)^prime(n+1) - prime(n)^prime(n).at n=2A088385
• Numbers of the form Abs[m^m - n^n], where integers m,n>0.at n=17A124076
• Monotonic ordering of nonnegative differences 7^i-5^j, for 40>= i>=0, j>=0.at n=33A192196