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