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    Look and Say Sequence

    Sequence description

    each term describes the previous term

    Sequence terms

    1, 11, 21, 1211, 111221, 312211, 13112221, 1113213211, ...

    Table program

    FromDigits /@ NestList[Flatten[Reverse /@ (Through[{First, Length}[#1]] &) /@ Split[#]] &, {1}, n-1]

    Plot

    Plot

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