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