13079177569
domain: N
Appears in sequences
- Carmichael numbers of the form (6*k+1)*(12*k+1)*(18*k+1), where 6*k+1, 12*k+1 and 18*k+1 are all primes.at n=11A033502
- Carmichael numbers of the form C = (30n-p)*(60n-(2p+1))*(90n-(3p+2)), where n is a natural number and p, 2p+1, 3p+2 are all three prime numbers.at n=19A182087
- Least Carmichael number whose Euler totient function value is an n-th power.at n=12A290805
- Carmichael numbers (A002997) that are super-Poulet numbers (A050217).at n=5A291637
- Carmichael numbers whose prime factors form an arithmetic progression.at n=25A300949
- Numbers of the form: (6*m + 1) * (12*m + 1) * Product_{i=1..k-2} (9 * 2^i * m + 1), where k >= 3, with the condition that each of the factors is prime and that m is divisible by 2^(k-4).at n=12A317126
- Super pseudoprimes to both bases 2 and 3 (A333130) with more than two prime factors (counted with multiplicity).at n=1A333131