23054

Appears in sequences

• Numbers k such that (k+3, k+5, k+17, k+257, k+65537) are all primes.at n=21A063799
• Indices of primes in sequence defined by A(0) = 29, A(n) = 10*A(n-1) - 51 for n > 0.at n=18A101956
• Numbers k such that 385*2^k+1 is prime.at n=39A322998
• Number of simple quasi series-parallel matroids on [n].at n=7A361354