Happy 2025 =1³+2³+3³+4³+5³+6³+7³+8³+9³!

[edp (Ed Pegg)]

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[Vitaliyk (Vitaliy Kaurov)]

In[]:= ResourceFunction["PhiNumberSystem"][2025]
Out[]= {15, 13, 10, 5, 3, 1, -6, -11, -16}

[maeder (Roman Maeder)]

Also: (20+25)^2==2025

[Vitaliyk (Vitaliy Kaurov)]

Floor[E^Pi + Pi^E]^2 == 2025

[antononcube (Anton Antonov)]

Inspirational post!

Redone in Raku here. (With comparison comments.)