Least common multiple of all p-1, where prime p divides the n-th primary pseudoperfect number A054377(n).
A191975
Least common multiple of all p-1, where prime p divides the n-th primary pseudoperfect number A054377(n).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =42a(4) =330a(5) =235290a(6) =310800
External references
- oeis: A191975