Number of permutations of n indistinguishable copies of 1..6 with every partial sum <= the same partial sum averaged over all permutations.
A215571
Number of permutations of n indistinguishable copies of 1..6 with every partial sum <= the same partial sum averaged over all permutations.
Terms
- a(0) =1a(1) =139a(2) =746192a(3) =9212531290
External references
- oeis: A215571