22469

Properties

Appears in sequences

• Primes in which no digit is coprime to its neighbors.at n=28A088297
• a(1) = 2 then primes in nondecreasing order such that every concatenation is prime.at n=39A089702
• Balanced primes of order five.at n=39A096697
• Balanced primes of order six.at n=20A096698
• Primes p such that 2*p+1 and ((2*p+1)^2 + 1)/2 = p^2 + (p+1)^2 are primes.at n=28A098717
• Primes congruent to 49 mod 59.at n=37A142776
• Primes of the form : (p-n)/(n+1)=prime and (n+1)*p+n=prime. n=4.at n=32A152294
• Primes p such that p^3 - 12 and p^3 + 12 are also primes.at n=28A153322
• Primes of the form 2n^2 - 3.at n=27A201712
• Primes of the form 8n^2 - 3.at n=13A201856
• Primes of the form (24*p + 1)/5, where p is a Fermat pseudoprime to base 2.at n=3A218010
• Primes of the form p*q - 30, where p and q are consecutive primes.at n=17A229613
• Number of partitions p of n such that the number of distinct parts is not a part and max(p) - min(p) is not a part.at n=41A241390
• a(1) = 5; a(n) for n > 1 is the smallest prime > a(n-1) that differs from a(n-1) by a square.at n=51A246760
• Prime numbers p such that p^3 is an interprime = average of two successive primes.at n=34A248799
• Sophie Germain primes p such that p + 2 and p - 2 are semiprimes.at n=41A277993
• Number of polygonal cacti on n unlabeled nodes with every polygon having an even number of edges.at n=26A332651
• Numbers at the start of a run of 2 or more consecutive primes that are Sophie Germain primes.at n=40A339474
• Numbers at the start of a run of exactly 2 consecutive primes that are Sophie Germain primes.at n=38A339475
• Primes having only {2, 4, 6, 9} as digits.at n=26A386156