2486784401

Appears in sequences

• a(n) = n^(n+1) - (n+1)^n.at n=9A007925
• a(n) = 9^n - n^9.at n=10A024110
• Squarefree numbers arising in A024110.at n=4A063463
• Primes of the form A007925(n)=n^(n+1)-(n+1)^n.at n=2A099499
• Smallest prime of the form (n^k - k^n) for k > 1, or 1 if no such prime exists.at n=8A122735
• Primes of the form x^y - y^x, for x,y > 1.at n=8A123206
• a(n) is the largest prime factor of (n-1)^n - n^(n-1).at n=6A174379
• a(n) is the smallest prime factor of (n-1)^n - n^(n-1).at n=6A174380
• Smallest prime of the form n^k - k^n for some k, or 0 if no such prime exists.at n=7A241427