code: def split_seq(sam_num, n_tile):
      
      import math
      print(sam_num)
      print(n_tile)
      start_num = sam_num[0::int(math.ceil(len(sam_num) / (n_tile)))]
      end_num = start_num[1::]
      end_num.append(len(sam_num))
      return [[i, j] for i, j in zip(start_num, end_num)]
docs: Split the number(sam_num) into numbers by n_tile