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