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

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

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

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

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