452639
domain: N
Appears in sequences
- Numbers k such that k, k+2, k+4, k+6, k+8, k+10, k+12 and k+14 are semiprimes.at n=8A082919
- Numbers k such that k, k+2, k+4, k+6, k+8, k+10, k+12 are semiprimes.at n=27A092129
- Duplicate of A082919.at n=8A092208
- Conjectured least number M such that PrimePi(m)*log(m)/m lies between 1+(1/n) and 1-(1/n) for all m >= M.at n=10A176614
- Initial terms of sets of 8 consecutive semiprimes with gap 2.at n=3A217222
- Numbers n such that n+2, n+4, n+6, n+8, n+10, n+12 and n+14 are all semiprimes.at n=28A268578
- Indices that give distinct values of A350090 in the order in which they appear.at n=30A350193