(0 6 4)(1 14 2)(3 21 18)(5 15 12 9 7)(8 20 17 11 10)(13 19 16)
ALLOWS (11/8)-SEQUENCE
1: (0 6 8)

(0 20 17 11 10 8 4)(1 14 2)(3 21 18)(5 15 12 9 7)(6)(13 19 16)
2: (5 15 7)

(0 20 17 11 10 8 4)(1 14 2)(3 21 18)(5)(6)(7 12 9)(13 19 16)(15)
3: (4 17 11)

(0 20 17)(1 14 2)(3 21 18)(4 10 8)(5)(6)(7 12 9)(11)(13 19 16)(15)
4: (13 19 16)

(0 20 17)(1 14 2)(3 21 18)(4 10 8)(5)(6)(7 12 9)(11)(13)(15)(16)(19)