(0 7 4)(1 18 2)(3 22 20 13 6)(5 10 8)(9 14 11)(12 19 15)(16 21 17)
ALLOWS (11/8)-SEQUENCE
1: (0 2 4)
(0)(1 18 2 7 4)(3 22 20 13 6)(5 10 8)(9 14 11)(12 19 15)(16 21 17)
2: (2 7 18)
(0)(1 18 4)(2)(3 22 20 13 6)(5 10 8)(7)(9 14 11)(12 19 15)(16 21 17)
3: (6 20 13)
(0)(1 18 4)(2)(3 22 20)(5 10 8)(6)(7)(9 14 11)(12 19 15)(13)(16 21 17)
4: (12 19 15)
(0)(1 18 4)(2)(3 22 20)(5 10 8)(6)(7)(9 14 11)(12)(13)(15)(16 21 17)(19)