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!)
A087297 Add the next prime and multiply by the next prime. 0
1, 6, 27, 160, 1169, 12980, 168909, 2871742, 54563459, 1254960086, 36393843335, 1128209144346, 41743738342171, 1711493272030692, 73594210697321605, 3458927902774117644, 183323178847028237941, 10816067551974666042000 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
a(0)=1, a(n)=(a(n-1)+prime(n))*prime(n).
CROSSREFS
Cf. A019460.
Sequence in context: A215704 A137968 A062512 * A117336 A202766 A144013
KEYWORD
easy,nonn
AUTHOR
Sebastian Gutierrez (sgutierr(AT)alum.mit.edu), Oct 26 2003
EXTENSIONS
More terms from Ray Chandler, Oct 26 2003
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 June 19 09:37 EDT 2024. Contains 373501 sequences. (Running on oeis4.)