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