

A216900


Smallest palindromic number of length 6 in two bases differing by n.


16



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

2,1


COMMENTS

Part of a collection. See comments in A216840 and A216841. Smaller bases begin with 8, 11, 10, 19, 13. The A171*** crefs are to various record multibase palindromes. The A216*** ones are the others in this collection.


LINKS

Chai Wah Wu, Table of n, a(n) for n = 2..200


EXAMPLE

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


CROSSREFS

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.
Sequence in context: A178285 A101701 A092011 * A072679 A147705 A237971
Adjacent sequences: A216897 A216898 A216899 * A216901 A216902 A216903


KEYWORD

nonn,base


AUTHOR

James G. Merickel, Sep 19 2012


EXTENSIONS

More terms and corrected a(3) from Chai Wah Wu, Aug 19 2015


STATUS

approved



