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