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

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

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

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

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