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