Lerch pseudoprimes: composite numbers m such that Sum_{k=1..m-1} k^{m-1} - (m-1)! == m (mod m^2).
A308963
Lerch pseudoprimes: composite numbers m such that Sum_{k=1..m-1} k^{m-1} - (m-1)! == m (mod m^2).
Terms
- a(0) =77a(1) =161a(2) =2261a(3) =12839a(4) =14231a(5) =18668831a(6) =1591100357
External references
- oeis: A308963