login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A139259 Triangle read by rows: row n lists the digits of A139258(n), the palindromic number formed from the reflected decimal expansion of Euler's constant (or Euler-Mascheroni constant) gamma. 3
5, 5, 5, 5, 7, 5, 5, 7, 7, 5, 5, 7, 7, 7, 5, 5, 7, 7, 7, 7, 5, 5, 7, 7, 2, 7, 7, 5, 5, 7, 7, 2, 2, 7, 7, 5, 5, 7, 7, 2, 1, 2, 7, 7, 5, 5, 7, 7, 2, 1, 1, 2, 7, 7, 5, 5, 7, 7, 2, 1, 5, 1, 2, 7, 7, 5, 5, 7, 7, 2, 1, 5, 5, 1, 2, 7, 7, 5 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Also, successive digits of A139258.

LINKS

Table of n, a(n) for n=1..78.

EXAMPLE

Triangle begins:

....... 5

...... 5,5

..... 5,7,5

.... 5,7,7,5

... 5,7,7,7,5

CROSSREFS

Decimal expansion of gamma: A001620. Cf. A138068, A138070, A138072, A139258, A139260, A139261.

Sequence in context: A181943 A243757 A076568 * A105444 A240233 A033299

Adjacent sequences:  A139256 A139257 A139258 * A139260 A139261 A139262

KEYWORD

easy,nonn,tabl,base

AUTHOR

Omar E. Pol, May 01 2008

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified December 16 01:36 EST 2017. Contains 296063 sequences.