Anonymous user
Farey sequence: Difference between revisions
GP
(Updated D entry) |
(GP) |
||
Line 343:
900 246327
1000 304193</lang>
=={{header|PARI/GP}}==
<lang parigp>Farey(n)=my(v=List()); for(k=1,n,for(i=0,k,listput(v,i/k))); vecsort(Set(v));
countFarey(n)=1+sum(k=1, n, eulerphi(k));
for(n=1,11,print(Farey(n)))
apply(countFarey, 100*[1..10])</lang>
{{out}}
<pre>[0, 1]
[0, 1/2, 1]
[0, 1/3, 1/2, 2/3, 1]
[0, 1/4, 1/3, 1/2, 2/3, 3/4, 1]
[0, 1/5, 1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 1]
[0, 1/6, 1/5, 1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 1]
[0, 1/7, 1/6, 1/5, 1/4, 2/7, 1/3, 2/5, 3/7, 1/2, 4/7, 3/5, 2/3, 5/7, 3/4, 4/5, 5/6, 6/7, 1]
[0, 1/8, 1/7, 1/6, 1/5, 1/4, 2/7, 1/3, 3/8, 2/5, 3/7, 1/2, 4/7, 3/5, 5/8, 2/3, 5/7, 3/4, 4/5, 5/6, 6/7, 7/8, 1]
[0, 1/9, 1/8, 1/7, 1/6, 1/5, 2/9, 1/4, 2/7, 1/3, 3/8, 2/5, 3/7, 4/9, 1/2, 5/9, 4/7, 3/5, 5/8, 2/3, 5/7, 3/4, 7/9, 4/5, 5/6, 6/7, 7/8, 8/9, 1]
[0, 1/10, 1/9, 1/8, 1/7, 1/6, 1/5, 2/9, 1/4, 2/7, 3/10, 1/3, 3/8, 2/5, 3/7, 4/9, 1/2, 5/9, 4/7, 3/5, 5/8, 2/3, 7/10, 5/7, 3/4, 7/9, 4/5, 5/6, 6/7, 7/8, 8/9, 9/10, 1]
[0, 1/11, 1/10, 1/9, 1/8, 1/7, 1/6, 2/11, 1/5, 2/9, 1/4, 3/11, 2/7, 3/10, 1/3, 4/11, 3/8, 2/5, 3/7, 4/9, 5/11, 1/2, 6/11, 5/9, 4/7, 3/5, 5/8, 7/11, 2/3, 7/10, 5/7, 8/11, 3/4, 7/9, 4/5, 9/11, 5/6, 6/7, 7/8, 8/9, 9/10, 10/11, 1]
%1 = [3045, 12233, 27399, 48679, 76117, 109501, 149019, 194751, 246327, 304193]</pre>
=={{header|Perl 6}}==
| |||