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

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

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

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

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