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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.

A332578 Number of compositions of n whose negation is unimodal.

Table of values

n a(n)
0 1
1 1
2 2
3 4
4 7
5 13
6 21
7 36
8 57
9 91
10 140
11 217
12 323
13 485
14 711
15 1039
16 1494
17 2144
18 3032
19 4279
20 5970
21 8299
22 11438
23 15708
24 21403
25 29065
26 39218
27 52725
28 70497
29 93941
30 124562
31 164639
32 216664
33 284240
34 371456
35 484004
36 628419
37 813669
38 1050144
39 1351757
40 1734873
41 2221018
42 2835613

List of values

[1, 1, 2, 4, 7, 13, 21, 36, 57, 91, 140, 217, 323, 485, 711, 1039, 1494, 2144, 3032, 4279, 5970, 8299, 11438, 15708, 21403, 29065, 39218, 52725, 70497, 93941, 124562, 164639, 216664, 284240, 371456, 484004, 628419, 813669, 1050144, 1351757, 1734873, 2221018, 2835613]

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

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