$ vmerstat -mersize 19 -minocc 40 read1 read2
# running vmerstat, version compiled on Nov 27 2006
# the following output refers to the set of all sequences
# represented by the indexes
# "read1", "read2"
# number of 19-mers in the sequences not containing a wildcard: 540797
# show the distribution of the number of occurrences of 19-mers
# not containing a wildcard as rows of the form i d where d is the
# number of events that a 19-mer occurs exactly i times
1 444720
2 30886
3 3909
4 1397
5 640
6 335
7 111
8 172
9 39
10 16
11 9
12 82
13 27
14 53
15 27
16 11
17 12
18 17
19 21
20 36
21 27
22 13
23 2
24 5
25 12
26 11
27 6
28 13
29 4
31 1
32 5
33 1
34 9
35 10
36 9
37 8
38 4
39 11
40 8
ttcgacaacacccgtcaag
tcggattcgacaacacccg
tcgacaacacccgtcaagt
tcatcggattcgacaacac
cggattcgacaacacccgt
cgacaacacccgtcaagtc
catcggattcgacaacacc
atcggattcgacaacaccc
41 2
gacaacacccgtcaagtcc
acaacacccgtcaagtcca
# overall space peak: main=0.25 MB, secondary=0.74 MB
