🟡 medium · 137 cities
America-Subproblem of 666-city TSP (Groetschel)
Published results
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| Property | Value |
|---|---|
| Name | gr137 |
| Cities | 137 |
| Type | GEO |
| Optimal tour | 69,853 |
| Source | TSPLIB95 |
| Creator | TSPLIB — Gerhard Reinelt, University of Heidelberg |
| License | TSPLIB95 terms |