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