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

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

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

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

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