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