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

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

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

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

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