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

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

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

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

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