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