Number of excedances in all odd permutations of {1,2,...,n} with no fixed points.
A145886
Number of excedances in all odd permutations of {1,2,...,n} with no fixed points.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =12a(4) =50a(5) =405a(6) =3234a(7) =29680a(8) =300348a(9) =3337425a(10) =40382540a(11) =528644556a(12) =7445076990a(13) =112248853717
External references
- oeis: A145886