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

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

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

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

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