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