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

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

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

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

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