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