1. | 2. | 3. | ||

s = √3 = 1.732+ Trivial. | s = 2 Trivial. | s = 2√3 = 3.464+ Trivial. |

4. | 5. | 6. | ||

s = 2 + √3 = 3.732+ Proved by Hans Melissen in 1997. | s = 4 Proved by Hans Melissen in 1997. | s = 3√3 = 5.196+ Proved by Hans Melissen in 1997. |

7. | 8. | 9. | ||

s = 5.398+ Found by P. Schuur in 1997. | s = 5.649+ Found by P. Schuur in 1997. | s = 6 Proved by Hans Melissen in 1997. |

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