**k** | **N** | **Source** |

20 | 47045881 | orthogonal array |

21 | 91615663 | extend by one factor |

22 | 136185445 | extend by one factor |

24 | 148035885 | fuse symbols |

25 | 188183521 | perfect hash family |

40 | 232753306 | Martirosyan-Tran van Trung |

41 | 363987256 | extend by one factor |

42 | 495221206 | extend by one factor |

43 | 517504681 | perfect hash family |

45 | 611596441 | perfect hash family |

50 | 658642321 | perfect hash family |

95 | 705688201 | perfect hash family |

362 | 752734081 | Power 20^2 |

363 | 968545315 | extend by one factor |

364 | 1193245813 | extend by one factor |

366 | 1364330521 | perfect hash family |

515 | 1505468161 | perfect hash family |

516 | 1885724623 | extend by one factor |

520 | 2117064601 | perfect hash family |

530 | 2368574145 | Power 24^2 |

722 | 2479876726 | Martirosyan-Tran van Trung |

724 | 2516421478 | Martirosyan-Tran van Trung |

726 | 2854460092 | Martirosyan-Tran van Trung |

728 | 3196488154 | Martirosyan-Tran van Trung |

732 | 3367572862 | Martirosyan-Tran van Trung |

1372 | 3491299576 | linear hash family |

1373 | 3998357326 | extend by one factor |

1374 | 4505415076 | extend by one factor |

1375 | 5012472826 | extend by one factor |

1681 | 5095821571 | linear hash family |

1682 | 5602879321 | extend by one factor |

1805 | 6021872641 | perfect hash family |

1806 | 6528930391 | extend by one factor |

1810 | 6586423201 | perfect hash family |

1830 | 6633469081 | perfect hash family |

2415 | 6774606721 | perfect hash family |

10000 | 7215352456 | Power 31^3 |