(0 21 4)(1 16 15)(2 18 9)(3 13 11 7 5)(6 10 8)(12 19 14)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 1 4)

(0)(1 21 4 16 15)(2 18 9)(3 13 11 7 5)(6 10 8)(12 19 14)(17 22 20)
2: (4 16 21)

(0)(1 21 15)(2 18 9)(3 13 11 7 5)(4)(6 10 8)(12 19 14)(16)(17 22 20)
3: (2 18 9)

(0)(1 21 15)(2)(3 13 11 7 5)(4)(6 10 8)(9)(12 19 14)(16)(17 22 20)(18)
4: (3 13 5)

(0)(1 21 15)(2)(3)(4)(5 11 7)(6 10 8)(9)(12 19 14)(13)(16)(17 22 20)(18)