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

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

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

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

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