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