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