Update image link in TruncatablePrimes notebook

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Peter Norvig authored and GitHub committed 2026-09-23 13:27:29 -07:00
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@@ -11,7 +11,7 @@
"\n",
"What's special about [this pencil](https://mathsgear.co.uk/products/truncatable-prime-pencil)?\n",
"\n",
"[![](https://community.wolfram.com//c/portal/getImageAttachment?filename=IMG_20181212_120939.jpg&userId=143131)](https://community.wolfram.com/groups/-/m/t/1569707)\n",
"[![](https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcQju3c-tDhXMmfLbaaogGvcEChC4mAj2LWOCQTGhZA6SQ&s=10)](https://community.wolfram.com/groups/-/m/t/1569707)\n",
"\n",
"The 24-digit number printed on this pencil is a prime, and as you sharpen the pencil and remove digits one at a time from the left, the resulting numbers are all primes:\n",
"\n",