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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.

A364705 Expansion of 1/(1 - 4*x - x^2 + x^3).

Table of values

n a(n)
0 1
1 4
2 17
3 71
4 297
5 1242
6 5194
7 21721
8 90836
9 379871
10 1588599
11 6643431
12 27782452
13 116184640
14 485877581
15 2031912512
16 8497342989
17 35535406887
18 148607058025
19 621466295998
20 2598936835130
21 10868606578493
22 45451896853104
23 190077257155779
24 794892318897727
25 3324194635893583

List of values

[1, 4, 17, 71, 297, 1242, 5194, 21721, 90836, 379871, 1588599, 6643431, 27782452, 116184640, 485877581, 2031912512, 8497342989, 35535406887, 148607058025, 621466295998, 2598936835130, 10868606578493, 45451896853104, 190077257155779, 794892318897727, 3324194635893583]

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

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