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

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

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

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

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