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.

A289897 Number of matchings in the n-triangular honeycomb rook graph.

Table of values

n a(n)
1 1
2 2
3 8
4 80
5 2080
6 158080
7 36674560
8 28019363840
9 73410733260800
10 697108323044556800
11 24883978699398499532800
12 3487539382678098506520985600
13 1982680089210029713351206397542400
14 4739557099654791829171791869197156352000

List of values

[1, 2, 8, 80, 2080, 158080, 36674560, 28019363840, 73410733260800, 697108323044556800, 24883978699398499532800, 3487539382678098506520985600, 1982680089210029713351206397542400, 4739557099654791829171791869197156352000]

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

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