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