Highest proper factor of n!-1, or a(n)=1 if n!-1 is not composite.
A056110
Highest proper factor of n!-1, or a(n)=1 if n!-1 is not composite.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =17a(4) =1a(5) =1a(6) =1753a(7) =32989a(8) =125131a(9) =3070523a(10) =1a(11) =3593203a(12) =1a(13) =76922021647a(14) =6880233439a(22) =991459181683
External references
- oeis: A056110