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

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

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

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

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