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