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Search: id:A127303
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| A127303 |
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A doubly-fractal simple sequence. Erase the first (leftmost) digit of every integer: what is left is the sequence itself. The erased digits, one by one, form also the sequence itself. |
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+0
4
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| 1, 2, 11, 12, 111, 212, 1111, 1212, 11111, 21212, 111111, 221212, 1111111, 1221212, 11111111, 11221212, 111111111, 211221212, 1111111111, 2211221212
(list; graph; listen)
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