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

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

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

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

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