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

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

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

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

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