Relatively prime with 2020 |
Numbers ratio |
One three-digit number |

Sum of four |
Money date |
Cubical squares |

Temirlan's cake |
Test |
2020 Palindromes |

Tommorow's day |
Random answer |
Square multiples of 24 |

Function |
2+1 |
Expanding brackets |

Weird equation |
Small triangular numbers |
Equilateral Triangles |

Parking |
Divisibility by 4 |
Squared fours |

Bingo! |
Minimizing Fibb |
Zero sequence |

Area of triangle |
Many digits |
2020 digit |

Just sequence |
Oh-matrix |
C Sum |

Simple expression |
Not your business |
Sum of digits 2020 |

Bools and cows |
Novirus |
5 instead of 1 |

U turn |
Triangle in hyperbola |
Product of differences |

Sum probability |
6-sums |
Lucky numbers |

Concetric |
New FE |
Gineq |

Friendly rooks |
Flip |
First geometry |