

A085109


Palindromes with more than 3 digits in which the absolute difference of a pair of successive digits is identical.


2



1111, 2222, 3333, 4444, 5555, 6666, 7777, 8888, 9999, 10101, 11111, 12121, 12321, 13131, 13531, 14141, 14741, 15151, 15951, 16161, 17171, 18181, 19191, 20202, 21012, 21212, 22222, 23232, 23432, 24242, 24642, 25252, 25852, 26262, 27272
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OFFSET

1,1


COMMENTS

All the palindromes up to 999 are trivial members of this sequence except for the condition they do not have more than three digits.


LINKS



EXAMPLE

10101 is in the sequence as every consecutive pair (u, v) has uv = c for some constant c.  David A. Corneth, Apr 02 2021


CROSSREFS



KEYWORD

nonn,base,easy


AUTHOR

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jul 04 2003


EXTENSIONS



STATUS

approved



