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

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

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

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

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