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