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

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

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

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

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