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

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

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

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

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