392071680

Appears in sequences

• Numbers n such that n-1, n+1, 2n-1, 2n+1, 4n-1, 4n+1, 8n-1 and 8n+1 are all prime.at n=6A069176
• a(n)=[(n+1)(n+2)(n+3)...(2n)]/(1+2+3+...+n).at n=8A110371
• The slowest growing sequence that satisfies: a(1) = 1, a(n) is a multiple of n and a(n-1), and a(n) > a(n-1).at n=16A191836