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

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

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

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

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