a(n) is the n-th n-factorial number: a(n) = n!_n.
A347611
a(n) is the n-th n-factorial number: a(n) = n!_n.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =52a(4) =8925a(5) =22661496
External references
- oeis: A347611
A347611
a(n) is the n-th n-factorial number: a(n) = n!_n.