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

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

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

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

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