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