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