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