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