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

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

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

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

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