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