|
| |
|
|
A331652
|
|
Number of binary matrices with n columns and any number of distinct nonzero rows with 4 ones in every column and columns in nonincreasing lexicographic order.
|
|
2
|
|
|
|
1, 0, 0, 840, 771305, 1496866413, 5261551562405, 29862266595102105, 256001890048602731140, 3158251998655622915889925, 53980217006281640348184149417, 1239061499733946652592749224572554, 37220984154655168600230783138660824904, 1431711029036285286788945015739877116840914
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
0,4
|
|
|
LINKS
|
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
