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