40627

Properties

Appears in sequences

• Primes that remain prime through 3 iterations of function f(x) = 6x + 7.at n=35A023289
• Primes of the form 666*n + 1.at n=20A037029
• Prime number spiral (clockwise, North spoke).at n=33A054551
• Coefficients of the C-Dyson Mod 27 identity.at n=43A104503
• Primes p such that continued fraction of (1 + sqrt(p))/2 has period 14: primes in A146337.at n=19A146359
• Number of Sommerville symmetrical cyclic compositions (on symmetric necklaces) of n that are Carlitz (adjacent parts on the circle are distinct).at n=38A292200
• Numbers k such that (2*10^k - 179)/3 is prime.at n=18A295394
• Lexicographically earliest sequence of primes whose partial products lie between noncomposite numbers.at n=41A359948
• Prime numbersat n=4258