855855

Appears in sequences

• n-th Payam number E_{+}(n), defined as the smallest positive odd integer k such that for every positive integer n, the number k*2^n+1 is not divisible by any primes p such that the multiplicative order of 2 mod p is less than or equal to e.at n=16A083556
• n-th Payam number E_{+}(n), defined as the smallest positive odd integer k such that for every positive integer n, the number k*2^n+1 is not divisible by any primes p such that the multiplicative order of 2 mod p is less than or equal to e.at n=17A083556
• Least positive integer k with exactly n odd divisors greater than sqrt(2*k).at n=42A281008
• a(n) is the smallest odd number that has n middle divisors.at n=11A354385
• a(n) is the smallest number that has exactly n odious divisors (A000069).at n=40A355968
• a(n) is the smallest number k with exactly n of its divisors in A052294.at n=37A363463