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!)
A069786 Smallest k>n such that C(n+3,n)=A000332(n) divides A000332(k). 0

%I #6 Mar 30 2012 18:38:57

%S 2,3,7,5,7,53,39,30,33,52,63,25,62,32,269,303,133,54,54,207,207,549,

%T 597,375,322,231,348,403,927,989,1053,1054,153,405,627,663,663,245,

%U 285,902,858,384,943,987,2159,2253,2349,2447,1222,1272,1323,582,2013,2373

%N Smallest k>n such that C(n+3,n)=A000332(n) divides A000332(k).

%o (PARI) for(s=1,80,n=s+1; while(frac(n*(n+1)*(n+2)*(n+3)/(s*(s+1)*(s+2)*(s+3)))>0,n++); print1(n,","); )

%K easy,nonn

%O 1,1

%A _Benoit Cloitre_, May 01 2002

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 April 27 17:22 EDT 2024. Contains 372020 sequences. (Running on oeis4.)