Should you find the information on this blog helpful or interesting, feel free to support bell0bytes by sending a small donation via PayPal or by visiting my Patreon page. After all, as Erdős Pál explained, mathematicians are devices for turning coffee into theorems - and coffee isn't free. I don't drink coffee and my goal here is not to create theorems, however, $6.17$ € are enough to buy my favourite tea, and I am sure that mathematicians can also transform tea into game tutorials.

Can you guess (or continue) the following sequence? Hint: try to visualize the numbers by a geometrical shape.

$1$, $5$, $12$, $22$, $35$, $51$, $70$, $92$, $117$, $145$, $176$, ...

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