1/6 of the number of permutations of 5 indistinguishable copies of 1..n with exactly 5 local maxima.
A152512
1/6 of the number of permutations of 5 indistinguishable copies of 1..n with exactly 5 local maxima.
Terms
- a(0) =0a(1) =1a(2) =51408a(3) =331072352
External references
- oeis: A152512