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

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

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

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

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