19319

Properties

Appears in sequences

• Supersingular primes of the elliptic curve X_0 (11).at n=23A006962
• Primes of the form k^2 - 2.at n=34A028871
• a(n) = prime(n)^2 - 2.at n=33A049001
• Primes of form p^2 - 2, where p is prime.at n=17A049002
• Primes p of form q^k-2 where q is also a prime and k > 1.at n=23A053705
• Largest prime below prime(n)^2 (A001248).at n=33A054270
• Primes of the form p*q + p + q, where (p, q=p+2) are twin primes.at n=7A065017
• Primes with all odd digits such that the next three primes also contain all odd digits.at n=16A068831
• Take A000040, omit commas: 23571113171923..., select 5-digit primes seen when scanning from left.at n=22A073038
• Primes with at least four digits such that sum of any three_neighbor_digits is prime; first and last digits are neighbors.at n=40A086259
• Primes that are 2 less than a perfect power m^k, k >= 2.at n=37A094786
• Primes of the form p*q + p + q, where p and q are two successive primes.at n=18A096342
• Primes of the form 4*k-1 such that 8*k-1 and 16*k-1 are also primes.at n=29A101791
• Primes p such that p's set of distinct digits is {1,3,9}.at n=32A108383
• Least p=prime(k) for which A118123(k)=n.at n=26A117877
• a(n) = prime(n)*prime(n+1) + prime(n) + prime(n+1).at n=32A126199
• Numbers k such that (14^k + 5^k)/19 is prime.at n=5A128343
• Father primes of order 11.at n=20A136080
• Primes congruent to 26 mod 59.at n=34A142753
• Primes congruent to 43 mod 61.at n=33A142841