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

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

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

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

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