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

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

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

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

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