login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A139618 a(n) = 153*n + 18. 5
18, 171, 324, 477, 630, 783, 936, 1089, 1242, 1395, 1548, 1701, 1854, 2007, 2160, 2313, 2466, 2619, 2772, 2925, 3078, 3231, 3384, 3537, 3690, 3843, 3996, 4149, 4302, 4455, 4608, 4761, 4914, 5067, 5220, 5373, 5526, 5679, 5832, 5985 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
Numbers of the 18th column of positive numbers in the square array of nonnegative and polygonal numbers A139600. Also, numbers of the 18th column in the square array A057145.
LINKS
MATHEMATICA
153*Range[0, 40]+18 (* or *) LinearRecurrence[{2, -1}, {18, 171}, 40] (* Harvey P. Dale, May 25 2016 *)
PROG
(Magma) [9*(17*n + 2): n in [0..50]]; // Vincenzo Librandi, Jul 23 2011
(PARI) a(n)=153*n+18 \\ Charles R Greathouse IV, Oct 05 2011
CROSSREFS
Sequence in context: A161499 A162346 A161878 * A162638 A010970 A126920
KEYWORD
easy,nonn
AUTHOR
Omar E. Pol, May 21 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 03:51 EDT 2024. Contains 371264 sequences. (Running on oeis4.)