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

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

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

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

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