

A216899


Smallest palindromic number of 5 digits in two bases differing by n.


16



2293, 5001, 15731, 23341, 31279, 90209, 94249, 131766, 221866, 380809, 589816, 499617, 661753, 1219745, 999503, 1456663, 1722526, 2376918, 2552395, 2450410, 2983858, 4317391, 5582689, 4490153, 4934907, 6298020, 7410454, 8531146, 9232273, 11891740, 11309998
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OFFSET

1,1


COMMENTS

Part of a collection. See comments sections of A216840 and A216841. Smaller of base pairs are 5, 6, 7, 8, 8, 10, 10, 11, 12, 14. The A171*** crefs are to various record multibase palindromes.


LINKS

Chai Wah Wu, Table of n, a(n) for n = 1..1000


EXAMPLE

2293 is 33133 in base 5 and is 14341 in base 6. No smaller number is a 5digit palindrome in both of two bases differing by 1.
15731 is 35653 in base 8 and 10901 in base 11.  Chai Wah Wu, Aug 20 2015


CROSSREFS

Cf. A171701, A171702, A171703, A171704, A171705, A171706, A171740, A171741, A171742, A171775, A216840, A216841, A216843, A216900, A216901, A216902, A216903, A216904, A216905, A216906, A216907, A216908, A216909, A216910.
Sequence in context: A198146 A020404 A180454 * A023323 A163513 A274359
Adjacent sequences: A216896 A216897 A216898 * A216900 A216901 A216902


KEYWORD

nonn,base


AUTHOR

James G. Merickel, Sep 19 2012


EXTENSIONS

More terms and corrected a(3) and a(10) by Chai Wah Wu, Aug 20 2015


STATUS

approved



