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

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

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

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

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