[Solved] Reading every nth line into a column from txt file

[Laplace12]

How dos the original file look it's properly a better way,but can not advice anything without a sample of original file.

Hey, it looks like this:

#0
0.4000 0.1250 2.0446
['Fixed', 'Fixed', '0.0339']
69.2721 9.6726 21.0553
['1.0359', '0.8128', '0.4063']
41.5603
['0.0588', ' ', ' ']
#1
0.4000 0.1250 2.0714
['Fixed', 'Fixed', '0.0344']
70.0338 9.0952 20.8710
['1.0308', '0.8135', '0.4009']
41.5853
['0.0593', ' ', ' ']
#2
0.4000 0.1250 2.0568
['Fixed', 'Fixed', '0.0333']
69.5963 8.7445 21.6592
['1.0411', '0.8177', '0.4072']
41.5541
['0.0603', ' ', ' ']
#3
0.4000 0.1250 2.0321
['Fixed', 'Fixed', '0.0329']
...

With 490 lines in total.