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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A159022 a(0)=29; a(n)=a(n-1)+[sqrt(a(n-1)], n>0 . 1
29, 34, 39, 45, 51, 58, 65, 73, 81, 90, 99, 108, 118, 128, 139, 150, 162, 174, 187, 200, 214, 228, 243, 258, 274, 290, 307, 324, 342, 360, 378, 397, 416, 436, 456, 477, 498, 520, 542, 565, 588, 612, 636, 661, 686, 712, 738, 765, 792, 820, 848, 877, 906, 936, 966, 997, 1028 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Row 4 in square array A159016 .

This sequence contains an infinity of squares . [From Philippe Deléham, Apr 04 2009]

There are 10 squares in the first 10000 terms. - Harvey P. Dale, Aug 26 2019

LINKS

Harvey P. Dale, Table of n, a(n) for n = 0..1000

MATHEMATICA

NestList[#+Floor[Sqrt[#]]&, 29, 60] (* Harvey P. Dale, Aug 26 2019 *)

CROSSREFS

Cf. A028392, A005010

Sequence in context: A260729 A295153 A031172 * A280643 A102527 A039307

Adjacent sequences:  A159019 A159020 A159021 * A159023 A159024 A159025

KEYWORD

nonn

AUTHOR

Philippe Deléham, Apr 02 2009

EXTENSIONS

More terms from Vincenzo Librandi, Apr 10 2009

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 September 21 11:18 EDT 2019. Contains 327253 sequences. (Running on oeis4.)