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