187631

Properties

Appears in sequences

• Primes at which the difference pattern X,2,4,2,Y (X and Y >= 6) occurs in A001223.at n=29A052165
• Primes p in prime quadruplets (p,p+2,p+6,p+8) at the end of maximal gaps in A113404.at n=11A113403
• Primes p such that p + 2, p + 6, and the concatenation p (p+2) (p+6) is prime.at n=30A174858
• Number of (n+4)X5 0..2 matrices with each 5X5 subblock idempotent.at n=9A224618
• Prime numbersat n=16972