Number of "coherent" reduced decompositions for the longest permutation n n-1 n-2 ... 3 2 1 in the symmetric group on n letters.
A014982
Number of "coherent" reduced decompositions for the longest permutation n n-1 n-2 ... 3 2 1 in the symmetric group on n letters.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =12a(4) =272a(5) =21666
External references
- oeis: A014982