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

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

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

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

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