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

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

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

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

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