Install J. Start J. Copy and paste code into a jqt new temp. Run code.
load 'viewmat'
GRB256=:1 0 2({"1) 256 256 256#:i.256^3
Q=:?(1000 1000)$ 16777216x
GRB256 viewmat Q;'Q'
1000*1000*256x^3
Here's the result in the terminal:
load 'viewmat'
GRB256=:1 0 2({"1) 256 256 256#:i.256^3
Q=:?(1000 1000)$ 16777216x
GRB256 viewmat Q;'Q'
1000*1000*256x^3
16777216000000
The image has 1 million squares. Each square is chosen from a palette with
almost 17 million colors so this should be likely to match another such
images with chances of 1 to 17 trillion.
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