126172

Appears in sequences

• Largest k such that round(1/(sqrt(prime(k+1))-sqrt(prime(k)))) = n where prime(n) denotes the n-th prime (conjectured values).at n=20A078693
• First occurrence of just n semiprimes occurs between the a(n)-th prime and the next prime.at n=36A103669
• Least number x such that there are n numbers of the form 6k-1 or 6k+1 between prime(x) and prime(x+1).at n=41A213903
• a(n) is the least k such that the number of integers between (1/4)*prime(k) and (1/4)*prime(k+1) is n.at n=30A390785
• a(n) is the least k such that the number of integers between (1/5)*prime(k) and (1/5)*prime(k+1) is n.at n=24A390786
• a(n) is the least k such that there are exactly n integers between (1/6)*prime(k) and (1/6)*prime(k+1).at n=20A390787