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