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