A216904 Smallest palindromic number of length 10 in two bases differing by n.

260311602096, 1161970522902, 3240922809120, 16446205929150, 5681121663231, 86430674537922, 36434748011040, 2119208930874272, 1198501397192925, 850466252340408, 567228097076960, 80847888446187460, 5733768413240616, 12410554422030840, 3028257303808673, 32977836735154716, 27000016202473335, 239720296892530428, 57796746638482600

Offset: 2

Author

James G. Merickel, Sep 19 2012

Keywords

• nonn
• base

Comments

See comments in A216840 and A216841. Smaller of pair of bases are 15, 17, 19, 24, 20, 25, 23, 36, 34. The A216*** cross-references are other sequences in the collection that includes this one, while A171*** sequences are various record multi-base palindromes.

Examples

			The first term is 6B882288B6 when written in base 15 and is 2356886532 when written in base 17.
		

Crossrefs

Cf. A171701, A171702, A171703, A171704, A171705, A171706, A171740, A171741, A171742, A171775, A216840, A216841, A216843, A216899, A216900, A216901, A216902, A216903, A216905, A216906, A216907, A216908, A216909, A216910.

Extensions

a(11)-a(20) from Chai Wah Wu, Aug 19 2015