|
| |
|
|
A152629
|
|
Number of permutations of floor(i*3/2), i=0..n-1, with all sums of 7 adjacent terms unique.
|
|
0
|
|
|
|
1, 2, 6, 24, 120, 720, 5040, 40320, 339840, 3127680, 31252896, 338008224, 3956752544, 50272802560, 674010518704, 9686853876720
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,2
|
|
|
LINKS
|
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
