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

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

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

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

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