1803647

Properties

Appears in sequences

• a(n) = largest prime factor of n^n - 1.at n=11A006486
• Triangle read by rows in which row n lists prime factors of p^p - 1 where p = prime(n).at n=20A125135
• Triangle read by rows: row n lists prime factors of (p^p-1)/(p-1) where p = prime(n).at n=10A214811
• Largest prime factor of (p^p-1)/(p-1) where p = prime(n).at n=5A214812
• The left Aurifeuillian factor of k^k - 1 for k congruent to 1 (mod 4) and squarefree.at n=1A230376
• Table read by rows in which row n lists divisors of (p^p-1)/(p-1) where p = prime(n).at n=19A248843
• The left Aurifeuillian factor of p^p - 1 for primes p congruent to 1 (mod 4).at n=1A352711
• Prime numbersat n=135325