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A216903
Smallest palindromic number of 9 digits in two bases differing by n.
15
27924649, 130535031, 952404259, 8755399858, 17207421669, 78641539396, 153703346251, 302665883230, 1141282588378, 1408219987879
OFFSET
1,1
COMMENTS
See comments to A216840 and A216841. Smaller bases of pair are 7, 8, 10, 13, 14, 17, 18, 19, 22, 23. Other sequences directly connected with this one are the A216*** cross-references, while the A171*** ones are various record multi-base palindromes.
EXAMPLE
The first term is 456232654 in base 7 and is 152414251 in base 8.
KEYWORD
nonn,base
AUTHOR
James G. Merickel, Sep 19 2012
STATUS
approved