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