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

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

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

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

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