login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A145278 Complement of A145198. 1

%I

%S 6,12,20,24,35,56,60,72,90,110,120,140,143,182,210,240,272,280,306,

%T 342,399,420,462,504,506,575,650,702,720,756,812,840,870,930,990,992,

%U 1056,1120,1122,1224,1332,1406,1430,1482,1560,1640,1722,1806,1892,1980,2002

%N Complement of A145198.

%o (PARI) {m=2000; v=vector(m); z=2*m; u=vectorsmall(z); k=1; for(n=1, m, while(u[k], k++); v[n]=k; u[k]=1; j=n-1; p=k; while(j>0&&(p=p*v[j])<=z, u[p]=1; j--)); h=1; i=1; while(i<=m, if(h==v[i], i++, print1(h, ",")); h++)}

%Y Cf. A145198.

%K nonn

%O 1,1

%A _Klaus Brockhaus_, Oct 06 2008

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 31 07:22 EDT 2020. Contains 334747 sequences. (Running on oeis4.)