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

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

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

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

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