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