cp's OEIS Frontend

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.

A000100 a(n) is the number of compositions of n in which the maximal part is 3.

Table of values

n a(n)
0 0
1 0
2 0
3 1
4 2
5 5
6 11
7 23
8 47
9 94
10 185
11 360
12 694
13 1328
14 2526
15 4781
16 9012
17 16929
18 31709
19 59247
20 110469
21 205606
22 382087
23 709108
24 1314512
25 2434364
26 4504352
27 8328253
28 15388362
29 28417385
30 52451811
31 96771787
32 178473023
33 329042890
34 606466009
35 1117506500

List of values

[0, 0, 0, 1, 2, 5, 11, 23, 47, 94, 185, 360, 694, 1328, 2526, 4781, 9012, 16929, 31709, 59247, 110469, 205606, 382087, 709108, 1314512, 2434364, 4504352, 8328253, 15388362, 28417385, 52451811, 96771787, 178473023, 329042890, 606466009, 1117506500]

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

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