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

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

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

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

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