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    Lewenhaupt

    7,204
    6,680
    🥇0
    🥈0
    🥉0

    10 / 123 Holes

    🔣

    1 / 62 Langs

    🏆

    5 / 96 Cheevos

    📅

    Collatz
    847
    Emirp Numbers
    611
    Happy Numbers
    653
    Leap Years
    146
    Niven Numbers
    941
    Niven Numbers (Long)
    906
    Pascal’s Triangle
    612
    Pernicious Numbers
    738
    Recamán
    877
    Van Eck Sequence
    873