(0 21 2)(1 5 3)(4 9 6)(7 18 16)(8 17 14 13 10)(11 19 12)(15 22 20)
ALLOWS (11/8)-SEQUENCE
1: (1 5 7)

(0 21 2)(1 18 16 7 3)(4 9 6)(5)(8 17 14 13 10)(11 19 12)(15 22 20)
2: (4 9 6)

(0 21 2)(1 18 16 7 3)(4)(5)(6)(8 17 14 13 10)(9)(11 19 12)(15 22 20)
3: (3 16 7)

(0 21 2)(1 18 16)(3)(4)(5)(6)(7)(8 17 14 13 10)(9)(11 19 12)(15 22 20)
4: (8 17 14)

(0 21 2)(1 18 16)(3)(4)(5)(6)(7)(8 13 10)(9)(11 19 12)(14)(15 22 20)(17)