(0 19 12)(1 17 15)(2 18 9 7 5)(3 6 4)(8 21 20 13 10)(11 16 14)
ALLOWS (11/8)-SEQUENCE
1: (0 3 6)
(0 4 3 19 12)(1 17 15)(2 18 9 7 5)(6)(8 21 20 13 10)(11 16 14)
2: (2 18 5)
(0 4 3 19 12)(1 17 15)(2)(5 9 7)(6)(8 21 20 13 10)(11 16 14)(18)
3: (0 4 12)
(0)(1 17 15)(2)(3 19 12)(4)(5 9 7)(6)(8 21 20 13 10)(11 16 14)(18)
4: (10 20 13)
(0)(1 17 15)(2)(3 19 12)(4)(5 9 7)(6)(8 21 20)(10)(11 16 14)(13)(18)