186647

Properties

Appears in sequences

• Primes that remain prime through 4 iterations of function f(x) = 2x + 3.at n=33A023303
• Least prime p of a quartet of 4 distinct primes {p, p+2, q, q+2} such that each digit of q is the same as the corresponding digit of p except that each 6 in p corresponds to a 9 in q and vice versa.at n=38A122712
• Inert rational primes in the intersection of all Q(sqrt(-d)) where d is a Heegner number.at n=31A309024
• The lesser of the 2^n-th twin prime pair (A001359).at n=11A356256
• a(n) = Sum_{k=0..floor(n/2)} (k+1) * binomial(k,2*(n-2*k)).at n=35A392251
• Prime numbersat n=16888