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