A147705 Late-growing permutations: number of permutations of 12 indistinguishable copies of 1..n with every partial sum <= the same partial sum averaged over all permutations.

1, 208012, 260363981732400, 6692030708288364864188400, 10232120200642411474243152429724152000, 86658540597515379404676466333427087630920602972939