I've turned comments off on this blog as I'm getting quite a lot of spam. I've been able to keep on posting on flickr but haven't the time and energy to manage to be an active blogger. Sorry not to have been visiting your blogs.
My best wishes to you all!
Update: Comments are back on and I'm back!
BrainTwister #98: S⋅P numbers
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From New Scientist #3568, 8th November 2025 [link] [link] S⋅P numbers are
multi-digit numbers in which no digit is zero and the number is equal to
the sum ...

