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A083142 Palindromes that cannot be expressed as the difference of two palindromes. 2
919, 9119, 90109, 91019, 91119, 91219, 91319, 91419, 91519, 91619, 91719, 91819, 91919, 92129, 93139, 94149, 95159, 96169, 97179, 98189, 99199, 901109, 910019, 911119, 912219, 913319, 914419, 915519, 916619, 917719, 918819, 919919, 921129 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Palindromes in A084843. All terms begin with 9. Do all terms contain a 1?

LINKS

Table of n, a(n) for n=1..33.

EXAMPLE

9 is not a member because 9 = 11 - 2.

CROSSREFS

Cf. A002113, A084843.

Sequence in context: A059668 A162870 A251133 * A332191 A068163 A289794

Adjacent sequences:  A083139 A083140 A083141 * A083143 A083144 A083145

KEYWORD

base,easy,nonn

AUTHOR

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Apr 25 2003

EXTENSIONS

Edited and extended by David Wasserman, Oct 19 2004

STATUS

approved

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Last modified July 11 01:19 EDT 2020. Contains 335600 sequences. (Running on oeis4.)