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

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

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

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

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