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