136991

Properties

Appears in sequences

• 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=29A122712
• Least prime P such that 3*p(n)*P*(3*p(n)*P+1)-1, 3*p(n)*P*(3*p(n)*P+1)+1,3*p(n)*P*(3*p(n)*P+3)-1,3*p(n)*P*(3*p(n)*P+3)+1 are all primes with p(i) = i-th prime.at n=35A137839
• Binomial transform of [1, 4, 10, 20, 0, 0, 0, ...].at n=35A143131
• Smallest prime that is the (sum, k*prime(k),k=m,..n+m-1) for some m, or 0 if no such m exists.at n=41A268467
• Lesser of twin primes for which phi(p-1) < phi(p+1).at n=30A286715
• Prime powers that are equal to the sum of the first k prime powers (including 1) for some k.at n=28A364947
• Prime numbersat n=12759