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

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

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

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

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