21456047

Properties

Appears in sequences

• Primes p such that the polynomial x^2 + x + p generates only primes for x = 1..7.at n=12A187060
• Initial primes of 7 consecutive primes with consecutive gaps 2, 4, 6, 8, 10, 12.at n=13A190819
• Initial primes of 8 consecutive primes with 7 consecutive gaps 2, 4, 6, 8, 10, 12, 14.at n=1A190838
• Prime numbers p such that x^2 + x + p produces primes for x = 0..7 but not x = 8.at n=8A211236
• Prime numbersat n=1356991