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

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

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

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

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