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

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

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

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

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