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

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

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

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

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