70747

Appears in sequences

• Number of distinct values taken by 3^3^...^3 (with n 3's and parentheses inserted in all possible ways).at n=14A003018
• Numbers n such that { x +- 2^k : 0 < k < 4 } are primes, where x = 210*n - 105.at n=23A061671
• Numbers n such that the sum of composites from the smallest prime factor of n to the largest prime factor of n is equal to the sum of squarefree numbers from the smallest prime factor of n to the largest prime factor of n.at n=9A074255
• Product of the n-th sexy prime pair.at n=31A111192
• Numbers n with the property that the difference between the two largest proper divisors of n equals the sum of proper divisors of the digit sum of n.at n=11A132783
• Numbers n such that exactly two positive d in the range d <= n/2 exist which divide binomial(n-d-1, d-1) and which are not coprime to n.at n=41A178098
• Product of adjacent primes with a gap of 6.at n=15A210477
• Sequence of pairwise relatively prime numbers of class P_3 (see comment).at n=28A275246
• Product of the prime numbers that are between 10*n and 10*(n+1).at n=26A356690