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

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

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

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

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