Rencontres numbers: permutations with exactly 8 fixed points.
A129153
Rencontres numbers: permutations with exactly 8 fixed points.
Terms
- a(0) =1a(1) =0a(2) =45a(3) =330a(4) =4455a(5) =56628a(6) =795795a(7) =11930490a(8) =190900710a(9) =3245287760a(10) =58415223438
External references
- oeis: A129153