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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.

A382540 Expansion of 1/(1 - x/(1 - 4*x)^(1/2))^3.

Table of values

n a(n)
0 1
1 3
2 12
3 52
4 231
5 1035
6 4650
7 20898
8 93849
9 420935
10 1885248
11 8430588
12 37642819
13 167824905
14 747143298
15 3321632498
16 14747814597
17 65397373761
18 289652172896
19 1281454446408
20 5663228541975
21 25002457308487
22 110275917725658
23 485935158536874
24 2139412626785505

List of values

[1, 3, 12, 52, 231, 1035, 4650, 20898, 93849, 420935, 1885248, 8430588, 37642819, 167824905, 747143298, 3321632498, 14747814597, 65397373761, 289652172896, 1281454446408, 5663228541975, 25002457308487, 110275917725658, 485935158536874, 2139412626785505]

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

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