diff --git a/extra/project-euler/024/024.factor b/extra/project-euler/024/024.factor
index 230aea02b9..c795fc0169 100644
--- a/extra/project-euler/024/024.factor
+++ b/extra/project-euler/024/024.factor
@@ -1,6 +1,6 @@
 ! Copyright (c) 2008 Aaron Schaefer.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: kernel math math.parser math.ranges namespaces sequences ;
+USING: kernel math.combinatorics math.parser ;
 IN: project-euler.024
 
 ! http://projecteuler.net/index.php?section=problems&id=24
@@ -22,23 +22,6 @@ IN: project-euler.024
 ! SOLUTION
 ! --------
 
-<PRIVATE
-
-: (>permutation) ( seq n -- seq )
-    [ [ dupd >= [ 1+ ] when ] curry map ] keep add* ;
-
-PRIVATE>
-
-: >permutation ( factoradic -- permutation )
-    reverse 1 cut [ (>permutation) ] each ;
-
-: factoradic ( k order -- factoradic )
-    [ [1,b] [ 2dup mod , /i ] each ] { } make reverse nip ;
-
-: permutation ( k seq -- seq )
-    dup length swapd factoradic >permutation
-    [ [ dupd swap nth , ] each drop ] { } make ;
-
 : euler024 ( -- answer )
     999999 10 permutation 10 swap digits>integer ;
 
diff --git a/extra/project-euler/032/032.factor b/extra/project-euler/032/032.factor
index 67a8befb0a..d10326a076 100644
--- a/extra/project-euler/032/032.factor
+++ b/extra/project-euler/032/032.factor
@@ -1,7 +1,7 @@
 ! Copyright (c) 2008 Aaron Schaefer.
 ! See http://factorcode.org/license.txt for BSD license.
 USING: combinators.lib hashtables kernel math math.combinatorics math.parser
-    math.ranges project-euler.common project-euler.024 sequences sorting ;
+    math.ranges project-euler.common sequences sorting ;
 IN: project-euler.032
 
 ! http://projecteuler.net/index.php?section=problems&id=32