File:Pyramides quadratae secundae.svg
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Summary
| Description |
English: en:Octahedral numbers, represented as square pyramids in which each layer has a centered square number of units |
| Source | Own work |
| Author | David Eppstein |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
 
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This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication. |
| The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:40, 3 April 2021 | | 639 × 279 (973 bytes) | Mrmw | simpler code |
| 20:54, 7 April 2011 |  | 639 × 279 (8 KB) | David Eppstein | {{Information |Description ={{en|1=en:Octahedral numbers, represented as square pyramids in which each layer has a centered square number of units}} |Source ={{own}} |Author =David Eppstein |Date = |
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