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A216909
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Smallest palindromic number of length 15 in two bases differing by n.
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15
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OFFSET
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1,1
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COMMENTS
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See comments to A216840 and A216841. Smaller of pair of bases are 7, 12, 15, 19, 22. A216*** sequences in cross-reference are others in a collection including this one, while A171*** ones are various multi-base palindrome records.
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LINKS
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EXAMPLE
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The first term is 664315252513466 in base 7 and 104446505644401 in base 8.
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CROSSREFS
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Cf. A171701, A171702, A171703, A171704, A171705, A171706, A171740, A171741, A171742, A171775, A216840, A216841, A216843, A216899, A216900, A216901, A216902, A216903, A216904, A216905, A216906, A216907, A216908, A216910.
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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