25937
domain: N
Appears in sequences
- Numbers k such that 5*2^k - 3 is prime.at n=44A058588
- Starting positions of strings of three 4's in the decimal expansion of Pi.at n=18A083615
- A054525 * A000041.at n=38A133732
- Number k such that k^2 + 1 = p*q*r where p,q,r are distinct primes and the sum p+q+r is a perfect square.at n=14A261529
- Semiprimes k such that k+2 and k+6 are primes and k+4 and k+8 are all semiprimes.at n=15A392186