(0 21 2)(1 20 16 6 3)(4 9 7)(5 13 12)(8 19 17 14 10)(11 18 15)
ALLOWS (11/8)-SEQUENCE
1: (0 4 9)

(0 7 4 21 2)(1 20 16 6 3)(5 13 12)(8 19 17 14 10)(9)(11 18 15)
2: (3 16 6)

(0 7 4 21 2)(1 20 16)(3)(5 13 12)(6)(8 19 17 14 10)(9)(11 18 15)
3: (8 19 10)

(0 7 4 21 2)(1 20 16)(3)(5 13 12)(6)(8)(9)(10 17 14)(11 18 15)(19)
4: (0 7 4)

(0 21 2)(1 20 16)(3)(4)(5 13 12)(6)(7)(8)(9)(10 17 14)(11 18 15)(19)