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