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

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

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

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

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