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