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

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

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

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

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