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

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

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

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

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