The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A240510 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A240510

Numbers whose "reverse and add" process becomes palindromic at 8813200023188.
(history; published version)

#41 by Amiram Eldar at Sat Sep 14 13:31:55 EDT 2024

STATUS

reviewed

approved

#40 by Michel Marcus at Sat Sep 14 12:41:24 EDT 2024

STATUS

proposed

reviewed

#39 by Stefano Spezia at Sat Sep 14 09:53:28 EDT 2024

STATUS

editing

proposed

#38 by Stefano Spezia at Sat Sep 14 07:39:03 EDT 2024

LINKS

Felix Fröhlich, <a href="/A240510/a240510.txt">C++ program for this sequence</a>.

#37 by Stefano Spezia at Sat Sep 14 07:37:42 EDT 2024

REFERENCES

David Wells, The Penguin Dictionary of Curious and Interesting Numbers. Penguin Books, NY, 1986, Revised edition 1987. See p. 143.

STATUS

approved

editing

#36 by OEIS Server at Thu Apr 09 08:29:27 EDT 2020

LINKS

Daniel Starodubtsev, <a href="/A240510/b240510_1.txt">Table of n, a(n) for n = 1..100000</a> (terms 1..177 from Robert Price)

#35 by Charles R Greathouse IV at Thu Apr 09 08:29:27 EDT 2020

STATUS

editing

approved

Discussion

Thu Apr 09

08:29

OEIS Server: Installed new b-file as b240510.txt.  Old b-file is now b240510_1.txt.

#34 by Charles R Greathouse IV at Thu Apr 09 07:40:14 EDT 2020

PROG

(PARI) is(n)=my(k=8813200023188); while(n<=k && (d=digits(n))!=(r=Vecrev(d)), n+=fromdigits(r)); n==k; \\ Charles R Greathouse IV, Apr 09 2020

STATUS

proposed

editing

#33 by Daniel Starodubtsev at Thu Apr 09 07:12:17 EDT 2020

STATUS

editing

proposed

#32 by Daniel Starodubtsev at Thu Apr 09 07:11:51 EDT 2020

LINKS

Daniel Starodubtsev, <a href="/A240510/b240510_1.txt">Table of n, a(n) for n = 1..100000</a> (terms 1..177 from Robert Price)