The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)
A081537 LCM of row n of triangle in A081536. 3
1, 0, 6, 28, 60, 24, 420, 1320, 2520, 27720, 27720, 27720, 360360, 360360, 360360, 360360, 12252240, 281801520, 232792560, 232792560, 232792560, 232792560, 5354228880, 5354228880, 26771144400, 53542288800, 80313433200, 80313433200, 2329089562800, 2329089562800 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
Table of n, a(n) for n=1..30.
FORMULA
A003418(n-2) divides a(n), and a(n) = A003418(n) if n is odd or n is even and n+1 is not a prime power. - Charlie Neder, Feb 03 2019
CROSSREFS
Cf. A081535, A081536, A081538.
Sequence in context: A298168 A317478 A353901 * A058007 A033588 A014635
Adjacent sequences: A081534 A081535 A081536 * A081538 A081539 A081540
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Mar 28 2003
EXTENSIONS
a(4) corrected and a(6)-a(18) from Charlie Neder, Feb 03 2019
More terms from Jinyuan Wang, May 03 2020
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 May 20 11:05 EDT 2024. Contains 372712 sequences. (Running on oeis4.)