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

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

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

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

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