45893

Properties

Appears in sequences

• Primes that are palindromic in base 14.at n=38A029981
• Lower prime of the second gap of 2n between primes.at n=24A046789
• Primes p such that (r-p)/log(p) > 4, where r is the next prime after p.at n=21A082889
• a(1) = 1, a(n) = smallest number == 1 mod (a(n-1)) and > 1 such that every concatenation (n>1) is prime.at n=6A088095
• prime(k) for those k where floor((2*(prime(k+1)-prime(k))*PrimePi(k) mod (8*k))/k) = m with m = 13.at n=2A109567
• Primes p such that q-p = 50, where q is the next prime after p.at n=1A134124
• a(n) is the smallest natural number we cannot obtain from n, n+1, n+2, n+3, n+4, n+5, n+6, n+7 and the operators +, -, *, /, using each number only once.at n=15A143192
• Primes p(i) such that p(i+1)/p(i) > p(k+1)/p(k) for all k>i, where p(i) is the i-th prime.at n=41A209407
• Numbers n such that (11^n - 4^n)/7 is prime.at n=8A216181
• a(n) = (4*n^3 - 6*n^2 + 14*n + 3)/3.at n=33A321124
• Smaller of two consecutive primes p and q, both ending with 3, such that q-p = 10n, or -1 if no such primes exist.at n=4A381372
• Prime numbersat n=4754