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A139258 Palindromes formed from the reflected decimal expansion of Euler's constant (or Euler-Mascheroni constant) gamma. 3
5, 55, 575, 5775, 57775, 577775, 5772775, 57722775, 577212775, 5772112775, 57721512775, 577215512775, 5772156512775, 57721566512775, 577215666512775, 5772156666512775, 57721566466512775, 577215664466512775 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..18.

EXAMPLE

n ... Successive digits of a(n)

1 ............ ( 5 )

2 ......... . ( 5 5 )

3 .......... ( 5 7 5 )

4 ......... ( 5 7 7 5 )

5 ........ ( 5 7 7 7 5 )

6 ....... ( 5 7 7 7 7 5 )

7 ...... ( 5 7 7 2 7 7 5 )

8 ..... ( 5 7 7 2 2 7 7 5 )

9 .... ( 5 7 7 2 1 2 7 7 5 )

10 .. ( 5 7 7 2 1 1 2 7 7 5 )

CROSSREFS

Decimal expansion of gamma: A001620. Cf. A135634, A135697, A135700, A139259, A139260, A139261.

Sequence in context: A062183 A002279 A119292 * A102312 A114909 A038261

Adjacent sequences:  A139255 A139256 A139257 * A139259 A139260 A139261

KEYWORD

easy,nonn,base

AUTHOR

Omar E. Pol, May 01 2008

STATUS

approved

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Last modified December 13 09:05 EST 2017. Contains 295957 sequences.