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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
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 |u-v| = c for some constant c. - David A. Corneth, Apr 02 2021
CROSSREFS
Cf. A002113.
Sequence in context: A176670 A072434 A033285 * A346000 A074843 A175464
KEYWORD
nonn,base,easy
AUTHOR
Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jul 04 2003
EXTENSIONS
More terms from David Wasserman, Jan 27 2005
STATUS
approved