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