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