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