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

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

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

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

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