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