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

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

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

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

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