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

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

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

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

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