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

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

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

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

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