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

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

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

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

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