A307491 Numbers that are both centered triangular and tetrahedral.
1, 4, 10, 4960, 428536
Offset: 1
Links
- Eric Weisstein's World of Mathematics, Centered Triangular Number
- Eric Weisstein's World of Mathematics, Tetrahedral Number
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
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