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

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

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

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

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