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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.

A336141 Number of ways to choose a strict composition of each part of an integer partition of n.

Table of values

n a(n)
0 1
1 1
2 2
3 5
4 9
5 17
6 41
7 71
8 138
9 270
10 518
11 938
12 1863
13 3323
14 6163
15 11436
16 20883
17 37413
18 69257
19 122784
20 221873
21 397258
22 708142
23 1249955
24 2236499
25 3917628
26 6909676
27 12130972
28 21251742
29 36973609
30 64788378
31 112103360
32 194628113
33 336713377
34 581527210
35 1000153063

List of values

[1, 1, 2, 5, 9, 17, 41, 71, 138, 270, 518, 938, 1863, 3323, 6163, 11436, 20883, 37413, 69257, 122784, 221873, 397258, 708142, 1249955, 2236499, 3917628, 6909676, 12130972, 21251742, 36973609, 64788378, 112103360, 194628113, 336713377, 581527210, 1000153063]

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

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