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

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

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

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

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