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