Smallest prime p such that p^2 divides n^(p-1)-(n-1)^(p-1).
A253234
Smallest prime p such that p^2 divides n^(p-1)-(n-1)^(p-1).
Terms
- a(0) =1093a(1) =23a(2) =5a(3) =3a(4) =3457a(5) =72673a(6) =13a(7) =67a(8) =67
External references
- oeis: A253234
A253234
Smallest prime p such that p^2 divides n^(p-1)-(n-1)^(p-1).