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