(0 20 9 8 2)(1 19 17)(3 7 5)(4 22 21)(6 12 10)(11 15 13)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (4 11 21)
(0 20 9 8 2)(1 19 17)(3 7 5)(4)(6 12 10)(11 22 21 15 13)(14 18 16)
2: (0 20 9)
(0 8 2)(1 19 17)(3 7 5)(4)(6 12 10)(9)(11 22 21 15 13)(14 18 16)(20)
3: (6 12 10)
(0 8 2)(1 19 17)(3 7 5)(4)(6)(9)(10)(11 22 21 15 13)(12)(14 18 16)(20)
4: (11 22 13)
(0 8 2)(1 19 17)(3 7 5)(4)(6)(9)(10)(11)(12)(13 21 15)(14 18 16)(20)(22)