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