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

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

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

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

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