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

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

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

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

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