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