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

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

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

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

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