55897

Properties

Appears in sequences

• Primes arising in A048969.at n=38A048977
• Fourth term of strong prime sextets: p(m-2)-p(m-3) > p(m-1)-p(m-2) > p(m)-p(m-1) > p(m+1)-p(m) > p(m+2)-p(m+1).at n=17A054816
• Primes p == 1 (mod 3) such that ((p-1)/3)! == 1 (mod p).at n=4A152217
• Primes of form 3*p*(p-1)+1 with p also a prime.at n=13A165683
• Number of (n+1)X(3+1) arrays of permutations of 0..n*4+3 with each element having directed index change 1,0 0,-1 1,2 or -1,1.at n=13A264578
• Standard Jacobi primes.at n=15A275878
• Triangle read by rows: T(n,k) is the number of perfect matchings on {1, 2, ..., 2n} with k disjoint strings of adjacent short pairs.at n=29A334059
• a(0) = 0. Successive terms are double the previous, then with their digits incremented by 1.at n=11A337016
• Primes of the form (p^2+p+1)/3 where p is prime.at n=14A338299
• Primes p such that q1=6*p-1 and q2=6*p+1 are also primes (twin primes) and q1 is a Sophie Germain prime (i.e., 2*q1+1 is prime).at n=33A358381
• Lesser p of a sexy prime pair such that (p-3)/2 is also the lesser prime of a sexy prime pair.at n=29A358571
• Prime numbersat n=5673