69491

Properties

Appears in sequences

• Self-convolution of numbers of trees on n nodes.at n=16A006706
• Prime quadruples: numbers k such that k, k+2, k+6, k+8 are all prime.at n=29A007530
• Numbers k such that k^3 has only odd digits.at n=21A030099
• Primes with property that when cubed all even digits occur together and all odd digits occur together.at n=35A030482
• Primes at which the difference pattern X,2,4,2,Y (X and Y >= 6) occurs in A001223.at n=15A052165
• Primes with 4 distinct digits that remain prime (no leading zeros allowed) after deleting all occurrences of its digits d.at n=16A057880
• a(1) = 1, a(n+1) = least prime p > a(n) such that a(n) + p is a square.at n=29A178825
• Prime-indexed primes q such that prime(q)-q-1 is a prime indexed prime.at n=21A318751
• Prime numbersat n=6899