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xtetsuji/prime-day-2016.txt

Created June 3, 2016 05:42
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Prime days in 2016.
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prime-day-2016.txt
$ for i in {-1..364} ; do ymd=$(date +%Y%m%d -d "2016/01/01 $i days tomorrow") ; if factor $ymd | grep -E "^$ymd: $ymd$" >/dev/null ; then echo $ymd ; fi ; done | cat -n
1 20160319
2 20160401
3 20160403
4 20160529
5 20160601
6 20160607
7 20160611
8 20160709
9 20160727
10 20160809
11 20160817
12 20160821
13 20160923
14 20161007
15 20161013
16 20161019
17 20161021
18 20161027
19 20161103
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