321053

Properties

Appears in sequences

• Primes that remain prime through 4 iterations of the function f(x) = 3x + 4.at n=13A023308
• Primes that remain prime through 5 iterations of function f(x) = 3x + 4.at n=2A023336
• a(n+1) is the smallest prime > a(n) such that the digits of a(n) are all (with multiplicity) contained in the digits of a(n+1), with a(1)=5.at n=35A242906
• Discriminants of real quadratic number fields with 3-class rank 2.at n=33A269318
• Discriminants of real quadratic fields with 3-class group of type (3,3).at n=31A269319
• Discriminants of real quadratic fields with 3-class tower group <81,7>.at n=5A269321
• Prime numbersat n=27693