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

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

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

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

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