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