sed -n '25p;45p;65p' temp4.txt
awk 'NR==25 || NR==45 || NR==65' temp4.txt
head -25 temp4.txt | tail +25
head -45 temp4.txt | tail +45
head -65 temp4.txt | tail +65
seq 25 20 30025
#!/usr/bin/env bash
for i in $(seq 25 20 30025)
do
sed -n "$i p" temp4.txt
done
for i in $(seq 25 20 30025)
do
sed -n ${i}p temp4.txt
done