(0 18 1)(2 20 4)(3 14 12 10 9)(5 22 7)(6 11 8)(13 17 15)(16 21 19)
ALLOWS (11/8)-SEQUENCE
1: (0 3 10)

(0 9 3 18 1)(2 20 4)(5 22 7)(6 11 8)(10 14 12)(13 17 15)(16 21 19)
2: (2 20 4)

(0 9 3 18 1)(2)(4)(5 22 7)(6 11 8)(10 14 12)(13 17 15)(16 21 19)(20)
3: (1 3 18)

(0 9 3)(1)(2)(4)(5 22 7)(6 11 8)(10 14 12)(13 17 15)(16 21 19)(18)(20)
4: (16 21 19)

(0 9 3)(1)(2)(4)(5 22 7)(6 11 8)(10 14 12)(13 17 15)(16)(18)(19)(20)(21)