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

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

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

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

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