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

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

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

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

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