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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.

A000191 Generalized tangent numbers d(3, n).

Table of values

n a(n)
0 2
1 46
2 3362
3 515086
4 135274562
5 54276473326
6 30884386347362
7 23657073914466766
8 23471059057478981762
9 29279357851856595135406
10 44855282210826271011257762
11 82787899853638102222862479246
12 181184428895772987376073015175362
13 463938847087789978515380344866258286

List of values

[2, 46, 3362, 515086, 135274562, 54276473326, 30884386347362, 23657073914466766, 23471059057478981762, 29279357851856595135406, 44855282210826271011257762, 82787899853638102222862479246, 181184428895772987376073015175362, 463938847087789978515380344866258286]

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

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