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