52212

Appears in sequences

• Numbers k such that 3*2^k - 5 is prime.at n=43A057912
• Number of compositions of n into 5 parts such that no two adjacent parts are equal.at n=31A106354
• a(n) = (p+2)!/p! where p is the n-th lesser twin prime, A001359(n).at n=15A126251