Apologies, the link was intended to go to the image of the hypercube + binary representation (which is much more intuitive than the images Wikipedia displays on

Apologies, the link was intended to go to the image of the hypercube + binary representation (which is much more intuitive than the images Wikipedia displays on the hypercube page), but it failed on mobile: https://upload.wikimedia.org/wikipedia/commons/2/2c/Snake_in_the_box.svg https://upload.wikimedia.org/wikipedia/commons/2/2c/Snake_in... The Gray Code image is a lot more 'practical' from an engineering perspective, but I don't feel it's of the same quality: https://upload.wikimedia.org/wikipedia/commons/c/c2/Gray_code_tesseract.svg https://upload.wikimedia.org/wikipedia/commons/c/c2/Gray_cod...