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

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

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

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

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