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

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

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

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

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