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

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

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

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

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