55817

Properties

Appears in sequences

• Primes that remain prime through 4 iterations of function f(x) = 4x + 9.at n=13A023312
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 42.at n=8A031630
• Primes of the form k^2 + k + 55661, with k >= 0.at n=9A116206
• Primes p such that the polynomial x^2 + x + p generates only primes for x = 0, ..., 4.at n=30A187057
• Initial primes of 5 consecutive primes with consecutive gaps 2, 4, 6, 8.at n=14A190814
• Primes of the form 16n^2 + 121.at n=16A202083
• Prime numbers p such that x^2 + x + p produces primes for x = 0..4 but not x = 5.at n=17A210363
• Stirling transform of partitions into distinct parts (A000009).at n=9A306023
• Number of Motzkin meanders of length n with no level steps at odd level.at n=13A307557
• Primes that yield a prime when any single digit is replaced by its 10's complement.at n=41A345529
• Primes p such that p + 6, p + 12, p + 20, p + 26 and p + 32 are also primes.at n=19A384769
• Prime numbersat n=5664