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