!/bin/bash

for j in $(seq 1 8)
do
CAT -i example_$j.fasta
done

nohup sh ./zz.sh > zz.txt 2>&1 &

!/bin/bash

for j in $(seq 1 10)
do
CAT -i example_$j.fasta
done

nohup cat fasta2/zz.sh > 2.txt 2>&1 &

nohup cat fasta4/zz.sh > 4.txt 2>&1 &
nohup cat fasta6/zz.sh > 6.txt 2>&1 &
nohup cat fasta8/zz.sh > 8.txt 2>&1 &
nohup cat fasta10/zz.sh > 10.txt 2>&1 &
nohup cat fasta12/zz.sh > 12.txt 2>&1 &
nohup cat fasta14/zz.sh > 14.txt 2>&1 &
nohup cat fasta16/zz.sh > 16.txt 2>&1 &
nohup cat fasta18/zz.sh > 18.txt 2>&1 &
nohup cat fasta20/zz.sh > 20.txt 2>&1 &

!/bin/bash

for j in 2 4 6 8 10 12 14 16 18 20
do
nohup cat fasta$j/zz.sh > $j.txt 2>&1 &
done