5394826801

Appears in sequences

• Least Carmichael number with n prime factors, or 0 if no such number exists.at n=4A006931
• Carmichael numbers equal to the product of 7 primes.at n=0A112430
• Pseudoprimes (base 2) equal to the product of 7 primes not necessarily distinct.at n=7A112445
• Carmichael numbers of the form C = 23*67*(66n+23).at n=10A182515
• Carmichael numbers divisible by 7 and 17.at n=19A182532
• Carmichael numbers that can be written as a product of two Carmichael numbers.at n=2A207041
• a(n) is the smallest k with n prime factors such that p^k == p (mod k) for every prime p dividing k.at n=6A294179
• Carmichael numbers ordered by largest prime factor, then by size.at n=27A376485