A216900 Smallest palindromic number of length 6 in two bases differing by n.

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

Offset: 2

Author

James G. Merickel, Sep 19 2012

Keywords

• nonn
• base

Comments

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.

Examples

			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
		

Links

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

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.

Extensions

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