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

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

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

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

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