The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A227549 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A227549

Numbers that contain their base-16 representation in their decimal representation.
(history; published version)

#47 by Harvey P. Dale at Fri Apr 21 13:31:39 EDT 2023

STATUS

editing

approved

#46 by Harvey P. Dale at Fri Apr 21 13:31:36 EDT 2023

MATHEMATICA

Select[Range[0, 5661000], SequenceCount[IntegerDigits[#], IntegerDigits[#, 16]]>0&] (* Harvey P. Dale, Apr 21 2023 *)

STATUS

approved

editing

#45 by OEIS Server at Mon Aug 05 17:19:30 EDT 2013

LINKS

Roland Kneer and Giovanni Resta, <a href="/A227549/b227549_1.txt">Table of n, a(n) for n = 1..139</a> (terms < 16^22, first 55 terms from Roland Kneer)

#44 by Alois P. Heinz at Mon Aug 05 17:19:30 EDT 2013

STATUS

proposed

approved

Discussion

Mon Aug 05

17:19

OEIS Server: Installed new b-file as b227549.txt.  Old b-file is now b227549_1.txt.

#43 by Giovanni Resta at Mon Aug 05 16:57:04 EDT 2013

STATUS

editing

proposed

Discussion

Mon Aug 05

17:18

Alois P. Heinz: Thank you!

#42 by Giovanni Resta at Mon Aug 05 16:51:32 EDT 2013

DATA

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 357440, 357441, 357442, 357443, 357444, 357445, 357446, 357447, 357448, 357449, 1079653, 1081713, 1122966, 1123079, 1123080, 2246166, 3369253, 3371313, 3412566, 4494393, 4494400, 4535653, 5658739, 5658740, 5660793, 5660800, 5702166, 6783879, 6783880, 6784000, 6825253, 7948339, 7948340, 7950393, 7950400, 2182104640, 2182104641, 2182104642, 2182104643, 2182104644, 2182104645, 2182104646, 2182104647, 2182104648, 2182104649

LINKS

Roland Kneer and Giovanni Resta, <a href="/A227549/b227549_1.txt">Table of n, a(n) for n = 1..139</a> (terms < 16^22, first 55 terms from Roland Kneer)

EXAMPLE

23132273099720801084801040 = (1322730997208010848010)_16

Discussion

Mon Aug 05

16:56

Giovanni Resta: I restricted Data field to correct length and I created a bfile containing terms up to 16^22 (approx. 3*10^26), with the first 55 terms attributed to Roland.

#41 by Alois P. Heinz at Mon Aug 05 11:42:54 EDT 2013

STATUS

proposed

editing

#40 by Charles R Greathouse IV at Mon Aug 05 09:49:59 EDT 2013

STATUS

editing

proposed

Discussion

Mon Aug 05

11:42

Alois P. Heinz: Restrict DATA to <=260 chars and put the sequence into new b-file.  Old b-file will be removed when approved.

#39 by Charles R Greathouse IV at Mon Aug 05 09:49:46 EDT 2013

NAME

Numbers that contain their base-16 representation in their decimal representation.

CROSSREFS

Subsequence of A102489.

STATUS

proposed

editing

#38 by Roland Kneer at Mon Aug 05 09:45:33 EDT 2013

STATUS

editing

proposed