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

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

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

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

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