Timeline for Is this number tetrahedral?
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
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| Jan 4, 2024 at 16:30 | comment | added | Nahuel Fouilleul | 38 bytes Try it online! | |
| Jan 1, 2024 at 8:42 | comment | added | Neil |
Ah, -l, that's how it's done (updates his 33 byte Perl 5 -p answer).
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| Jan 1, 2024 at 6:47 | history | answered | Xcali | CC BY-SA 4.0 |