Can anyone find a pattern for this type of crochet?

cant find it anywhere and would like to make a blanket

https://m.notey.com/@weareknitters_unofficial/external/10906171/how-to-join-granny-squares-with-an-invisible-seam.html?utm_content=bufferee6f5&utm_medium=social&utm_source=pinterest.com&utm_campaign=buffer
2 answers 2