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