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

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

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

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

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