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