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