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