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

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

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

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

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