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

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

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

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

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