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

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

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

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

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