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Search: id:A072218
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| A072218 |
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Consider the Reverse and Add! problem (cf. A001127); of all the n-digit numbers N which eventually reach a palindrome, pick that number N which takes the greatest number of steps to converge (in case of a tie, pick the smallest N); sequence gives palindrome that is reached. |
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| 11, 8813200023188, 8813200023188, 8813200023188, 4668731596684224866951378664, 682049569465550121055564965940286, 555458774083726674580862268085476627380477854555, 555458774083726674580862268085476627380477854555, 1345428953367763125675365555635765213677633598245431
(list; graph; listen)
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