57246

Appears in sequences

• Numbers n such that s=n^2 gives prime quadruples (30s+11, 30s+13, 30s+17, 30s+19).at n=7A087772
• Numbers n with property that n+41, n^2+41 and n^3+41 are all primes.at n=24A175260
• Final number of terms obtained with Euler's recurrence formula when computing the sum of divisors of n.at n=20A190138
• Least number k such that n*k^n +/- 1 are twin primes, or a(n) = 0 if no such number exists.at n=34A239735
• Number of states of the Finite State Automaton Gn accepting the language of maximal (or minimal) lexicographic representatives of elements in the positive braid monoid An.at n=10A317849