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    The Calendar hole will go live in approximately . Why not try and solve it ahead of time?

    northsuperman

    3,961
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    3,917
    🥇0
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    🥈0
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    ⛳

    6 / 123 Holes

    🔣

    3 / 62 Langs

    🏆

    5 / 98 Cheevos

    📅

    Collatz
    739
    Evil Numbers
    671737
    Farey Sequence
    676
    Happy Numbers (Long)
    673
    Leap Years
    885 827
    Pascal’s Triangle
    451