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Revision History for A319387 (Underlined text is an addition; strikethrough text is a deletion.)

Showing entries 1-10 | older changes
A319387 Smallest palindrome p such that n-p is again a palindrome, or n if no such p exists.
(history; published version)
#20 by Bruno Berselli at Wed Sep 19 02:58:23 EDT 2018
STATUS

proposed

approved

#19 by Robert Israel at Tue Sep 18 19:02:58 EDT 2018
STATUS

editing

proposed

#18 by Robert Israel at Tue Sep 18 18:52:17 EDT 2018
KEYWORD

nonn,base,new,look

STATUS

proposed

editing

#17 by Robert Israel at Tue Sep 18 17:25:59 EDT 2018
STATUS

editing

proposed

#16 by Robert Israel at Tue Sep 18 17:25:39 EDT 2018
CROSSREFS

Cf. A002113, A035137, A260254, A262087.

STATUS

proposed

editing

#15 by Robert Israel at Tue Sep 18 17:21:09 EDT 2018
STATUS

editing

proposed

#14 by Robert Israel at Tue Sep 18 16:27:30 EDT 2018
LINKS

Robert Israel, <a href="/A319387/b319387.txt">Table of n, a(n) for n = 0..10000</a>

STATUS

approved

editing

#13 by Peter Luschny at Tue Sep 18 15:56:56 EDT 2018
STATUS

editing

approved

#12 by Peter Luschny at Tue Sep 18 15:56:46 EDT 2018
EXAMPLE

a(11) = 0 because 11 = 11 + 0, so 0 is the smallest palindrome in any partitioning of 11 as a sum of two palindromes. a(21) = 21 because 21 cannot be written as a sum of two palindromes.

a(21) = 21 because 21 cannot be written as a sum of two palindromes.

STATUS

proposed

editing

#11 by Peter Luschny at Tue Sep 18 09:32:59 EDT 2018
STATUS

editing

proposed

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Last modified August 29 23:34 EDT 2024. Contains 375520 sequences. (Running on oeis4.)