45318561

Appears in sequences

• Carmichael numbers that are not == 1 mod 12. There are 69 Carmichael numbers out to 2*m+1, m=2*10^6 and all but the above 9 are 1 mod 12.at n=16A110889
• Carmichael numbers not congruent to 1 modulo 6.at n=10A205947
• Carmichael numbers divisible by 3.at n=5A258801
• Composite numbers k such that phi(k) divides d*(k - 1) for some squarefree divisor d of k - 1.at n=11A337316