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

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

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

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

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