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