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