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