(0 21 11)(1 22 19)(2 23 4)(3 7 5)(6 13 8)(9 17 15)(10 14 12)(16 20 18)
ALLOWS (11/8)-SEQUENCE
1: (11 16 21)
(0 21 20 18 16)(1 22 19)(2 23 4)(3 7 5)(6 13 8)(9 17 15)(10 14 12)(11)
2: (9 17 15)
(0 21 20 18 16)(1 22 19)(2 23 4)(3 7 5)(6 13 8)(9)(10 14 12)(11)(15)(17)
3: (0 18 16)
(0)(1 22 19)(2 23 4)(3 7 5)(6 13 8)(9)(10 14 12)(11)(15)(16)(17)(18 21 20)
4: (1 22 19)
(0)(1)(2 23 4)(3 7 5)(6 13 8)(9)(10 14 12)(11)(15)(16)(17)(18 21 20)(19)(22)