(0 4 2)(1 11 7)(3 22 18 8 5)(6 12 9)(10 15 13)(14 19 16)(17 21 20)
ALLOWS (11/8)-SEQUENCE
1: (0 1 2)
(0)(1 4 2 11 7)(3 22 18 8 5)(6 12 9)(10 15 13)(14 19 16)(17 21 20)
2: (1 4 7)
(0)(1)(2 11 7)(3 22 18 8 5)(4)(6 12 9)(10 15 13)(14 19 16)(17 21 20)
3: (3 8 5)
(0)(1)(2 11 7)(3)(4)(5)(6 12 9)(8 22 18)(10 15 13)(14 19 16)(17 21 20)
4: (2 11 7)
(0)(1)(2)(3)(4)(5)(6 12 9)(7)(8 22 18)(10 15 13)(11)(14 19 16)(17 21 20)