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