A216843 Smallest palindromic numbers of length 4 in two bases differing by n.

624, 910, 19040, 17520, 7056, 16842, 13320, 42876, 30480, 27650, 14376, 18226, 22708, 27870, 33760, 50524, 71856, 70338, 55981, 113694, 107888, 75810, 139920, 223000, 140608, 157464, 175616, 195112, 125000, 238328, 262144, 287496, 314432, 343000, 238329

Offset

2,1

Comments

See A216841 and A216840 for their comment sections. The A171*** c-refs are to various record small multi-base palindromes. The others are the remainder of this collection.

Links

Chai Wah Wu, Table of n, a(n) for n = 2..1000

Example

624 (in decimal), the 1st term here, is 4444 in base 5 and 1551 in base 7.

Crossrefs

Cf. A171701, A171702, A171703, A171704, A171705, A171706, A171740, A171741, A171742, A171775, A216840, A216841, A216899, A216900, A216901, A216902, A216903, A216904, A216905, A216906, A216907, A216908, A216909, A216910.

Sequence in context: A345799 A035479 A180453 * A043368 A158374 A349031

Adjacent sequences: A216840 A216841 A216842 * A216844 A216845 A216846

Keyword

nonn,base

Author

James G. Merickel, Sep 19 2012

Extensions

More terms from Chai Wah Wu, Aug 16 2015

Status

approved