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

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

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

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

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