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