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!)
A146950 Terms of A061047 ending in 0. 1
0, 120, 240, 480, 680, 1040, 1320, 1800, 2160, 2760, 3200, 80, 4440, 5280, 120, 6840, 7520, 8600, 9360, 10560, 11400, 12720, 13640, 15080, 16080, 360, 18720, 20400, 440, 23360, 24600, 26520, 27840, 29880, 31280, 33440, 34920, 37200, 38760, 120 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
FORMULA
a(n) = 40*A146952(n). - Andrew Howroyd, Jan 03 2020
PROG
(PARI) seq(n)={my(L=List(), k=5); while(#L<n, k++; my(t=numerator(1/49 - 1/k^2)); if(t%10==0, listput(L, t))); Vec(L)} \\ Andrew Howroyd, Jan 03 2020
CROSSREFS
Sequence in context: A349745 A256814 A232743 * A028976 A158130 A070856
KEYWORD
nonn,base,less
AUTHOR
Paul Curtz, Nov 03 2008
EXTENSIONS
Offset corrected and terms a(11) and beyond from Andrew Howroyd, Jan 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 February 26 04:47 EST 2024. Contains 370335 sequences. (Running on oeis4.)