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

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

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

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

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