cp's OEIS Frontend

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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A351994 Number of spanning trees in a hexagon of size n in the triangular grid.

Original entry on oeis.org

1, 320, 2300606464, 289899537900576358400, 614482906548854364363387716704247808, 21564742087547836976004856537464240189331001616154755072, 12433415382338420812828401445037903120443542018197863908895102595928462876835840
Offset: 0

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Author

Peter Kagey, Feb 28 2022

Keywords

Comments

The hexagon of size n in the triangular grid has A003215(n) vertices.

Links

Crossrefs

Cf. A007341 (square in square grid), A116469 (rectangle in square grid), A174579 (triangle in triangular grid), A351888 (triangle in hexagonal grid), A352022 (hexagon in hexagonal grid).

A352022 Number of spanning trees in a hexagon of size n in the hexagonal grid.

Original entry on oeis.org

1, 6, 176400, 95437674624600, 878617506040998925900403712, 134527385723138237635420920683683500322908000, 339161155484890894029987276076070590877762998258747782208794132480, 14004953513181662639884345044013838519837158205213642081126147144590500534440163767670000000
Offset: 0

Views

Author

Peter Kagey, Feb 28 2022

Keywords

Comments

The hexagon of size n in the hexagonal grid has A033581(n) = 6*n^2 vertices.

Links

Crossrefs

Cf. A007341 (square in square grid), A116469 (rectangle in square grid), A174579 (triangle in triangular grid), A351888 (triangle in hexagonal grid), A351994 (hexagon in triangular grid).
Showing 1-2 of 2 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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