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.

A034830 a(n) = n-th sept-factorial number divided by 3.

Table of values

n a(n)
1 1
2 10
3 170
4 4080
5 126480
6 4806240
7 216280800
8 11246601600
9 663549494400
10 43794266630400
11 3196981464019200
12 255758517121536000
13 22250990989573632000
14 2091593153019921408000
15 211250908455012062208000
16 22815098113141302718464000
17 2623736283011249812623360000

List of values

[1, 10, 170, 4080, 126480, 4806240, 216280800, 11246601600, 663549494400, 43794266630400, 3196981464019200, 255758517121536000, 22250990989573632000, 2091593153019921408000, 211250908455012062208000, 22815098113141302718464000, 2623736283011249812623360000]

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

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