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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A099994 Bisection of A002113. 0
0, 2, 4, 6, 8, 11, 33, 55, 77, 99, 111, 131, 151, 171, 191, 212, 232, 252, 272, 292, 313, 333, 353, 373, 393, 414, 434, 454, 474, 494, 515, 535, 555, 575, 595, 616, 636, 656, 676, 696, 717, 737, 757, 777, 797, 818, 838, 858, 878, 898, 919, 939, 959, 979, 999, 1111, 1331, 1551, 1771, 1991 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..60.

MATHEMATICA

r[n_]:=FromDigits[Reverse[IntegerDigits[n]]]; v={}; Do[If[r[n]==n, v=Append[v, n]], {n, 0, 2200}]; Table[v[[2k-1]], {k, Floor[Length[v]]/2}]

CROSSREFS

Sequence in context: A068062 A088169 A061563 * A068065 A278228 A028328

Adjacent sequences:  A099991 A099992 A099993 * A099995 A099996 A099997

KEYWORD

nonn,base,easy

AUTHOR

N. J. A. Sloane, Nov 20 2004

EXTENSIONS

Extended with Mathematica program by Farideh Firoozbakht, Dec 01 2004

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 14 07:19 EST 2019. Contains 329111 sequences. (Running on oeis4.)