87297210
domain: N
Appears in sequences
- Numbers k which, for some r, are r-digit maximizers of k/phi(k).at n=24A065800
- Gaps associated with the arithmetic progressions of primes in A005115.at n=16A093364
- A093364 with duplicates removed.at n=12A122763
- Denominators of partial sums for a series for Pi/3.at n=9A130414
- Numbers with exactly 8 distinct prime divisors {2,3,5,7,11,13,17,19}.at n=8A147575
- Denominators of Integral_{x=0..Pi/2} sin(2*n*x)*log(cosec(x)) dx.at n=21A225123
- The smallest number beginning with n whose distinct prime factors are the first n primes.at n=7A225903
- Least k such that Sum_{i=0..n} (-k)^i / i! is a positive integer.at n=28A333074
- a(n) is the least positive integer divisible by exactly n primitive nondeficient numbers (A006039).at n=33A337691
- Common differences associated with the arithmetic progressions of primes in A354376.at n=16A354484