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Weekly Challenges

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Challenge #463: Let Designer Calculate the Pell Number Sequence!

AaronSmatta
8 - Asteroid
‎02-20-2025 11:55 AM

Fun problem

Challenge463_start_fileAT.yxmd
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mgaronson
11 - Bolide
‎02-20-2025 02:17 PM
Spoiler
Challenge 463 Workflow Pic.png

 Generate rows and multi-row formula are key to solve.

Challenge463_Complete MGA.yxzp
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Kilbyflow_Designer
8 - Asteroid
‎02-21-2025 09:15 AM

Spoiler Nice Job!!

Challenge463_start_file.yxmd
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betterbelieve
5 - Atom
‎02-22-2025 08:19 PM

Why do i get an error message "Unknown variance "Row-2:Pell_Sequence". Only for the Row-2 portion of the expression. Thank you.

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trizi
7 - Meteor
‎02-24-2025 06:16 AM

Thank you!

 

Spoiler
imagem_2025-02-24_111636590.png
Challenge463_start_file_solved.yxmd
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myastarling
11 - Bolide
‎02-24-2025 09:53 AM

This was a fun challenge! Here's my solution.

I just realized a mistake in my solution (I didn't treat num as a separate field) so I'm reposting now with two solutions, one including the original input, one excluding the original input altogether

Challenge463_myastarling.yxmd
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ntakeda
12 - Quasar
‎02-25-2025 06:59 PM
Spoiler
2025-02-26_11h57_35.png
Challenge463_ntakeda.yxmd
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FilipR
11 - Bolide
‎02-27-2025 02:26 AM

Solved.

challenge_463_start_file.yxmd
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westlakecjw
8 - Asteroid
‎02-27-2025 03:39 AM
Spoiler
 

image.png

Thanks @Bobbyt23 for taking us through this one!

Challenge463_final_file.yxmd
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Deborah_Simmonds
8 - Asteroid
‎02-27-2025 04:09 AM

2nd great JLL EMEA session by @Bobbyt23 today, with even more useful tips that I'd missed!

Challenge463_EMEA Solution - DS version.yxmd
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