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

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

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

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

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