(0 19 8 6 2)(1 5 4)(3 15 13 11 9)(7 12 10)(14 18 16)(17 21 20)
ALLOWS (11/8)-SEQUENCE
1: (0 3 15)
(0 13 11 9 3 19 8 6 2)(1 5 4)(7 12 10)(14 18 16)(15)(17 21 20)
2: (8 11 19)
(0 13 11 6 2)(1 5 4)(3 19 9)(7 12 10)(8)(14 18 16)(15)(17 21 20)
3: (7 12 10)
(0 13 11 6 2)(1 5 4)(3 19 9)(7)(8)(10)(12)(14 18 16)(15)(17 21 20)
4: (2 11 6)
(0 13 11)(1 5 4)(2)(3 19 9)(6)(7)(8)(10)(12)(14 18 16)(15)(17 21 20)