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