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

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

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

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

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