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

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

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

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

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