hwd

Strange. In the article A138563 is described as a sequence of prime numbers that contain the substring 667. But these are obviously not prime numbers. Having a look at https://oeis.org/A138563 reveals that these are simply any numbers containing the substring.

One Ring to rule them all, One Ring to find them, One Ring to bring them all and in the darkness bind them.

There is a link on the GitHub explaining all you need.

Have you considered https://www.sqlite.org/inmemorydb.html

There is an interesting talk from BMW how they did it for their cars: https://youtu.be/_cSTBiwY7HE.

I have to say I have enjoyed every minute of the video. Just watching what Michael Stapelberg has achieved leaves me awestruck. With his subtle humor I find it really a joy to watch.

My first Computer was a Commodore 116 which also had a 6502 derivative processor. I stumbled accross Ben Eaters video series and nostalgia hit me hard. I started the ZeroMips project (https://zeromips.org/) and now I have the old Amiga Bouncing Ball demo running on my Western Design Center W65C02S together with FPGA based video hardware. This escalated quickly ;)

I think you are mixing up Power and PowerPC (which was created by IBM, Apple and Motorola in 1991).