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

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

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

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

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