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A216900
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Smallest palindromic number of length 6 in two bases differing by n.
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16
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207702, 1102816, 546645, 34028500, 1487484, 10652864, 17438409, 55257336, 12338379, 39957792, 81828216, 235790724, 120261375, 75954970, 166571505, 733418352, 276835725, 784438752, 169796925, 433366956, 1390393356, 2502432704, 984536776, 5008282776, 2289422850
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OFFSET
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2,1
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COMMENTS
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Part of a collection. See comments in A216840 and A216841. Smaller bases begin with 8, 11, 10, 19, 13. The A171*** c-refs are to various record multi-base palindromes. The A216*** ones are the others in this collection.
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LINKS
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EXAMPLE
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207702 is also a palindrome of 6 digits in base 8, and no smaller number is a palindrome of 6 digits in both of two bases.
1102816 in base 12 and 15 are 452254 and 16bb61 respectively. - Chai Wah Wu, Aug 19 2015
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CROSSREFS
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Cf. A171701, A171702, A171703, A171704, A171705, A171706, A171740, A171741, A171742, A171775, A216840, A216841, A216843, A216899, A216901, A216902, A216903, A216904, A216905, A216906, A216907, A216908, A216909, A216910.
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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More terms and corrected a(3) from Chai Wah Wu, Aug 19 2015
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STATUS
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approved
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