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