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

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

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

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

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