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