1/56 of the number of permutations of 7 indistinguishable copies of 1..n with exactly 2 local maxima.
A152517
1/56 of the number of permutations of 7 indistinguishable copies of 1..n with exactly 2 local maxima.
Terms
- a(0) =0a(1) =3a(2) =412a(3) =50080a(4) =6016512a(5) =722051072a(6) =86646800384
External references
- oeis: A152517