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