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.

A357451 Number of compositions (ordered partitions) of n into tribonacci numbers 1,2,4,7,13,24, ... (A000073).

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 6
5 10
6 18
7 32
8 57
9 101
10 179
11 318
12 564
13 1002
14 1778
15 3157
16 5603
17 9947
18 17656
19 31342
20 55635
21 98759
22 175308
23 311191
24 552400
25 980571
26 1740625
27 3089803
28 5484750
29 9736045
30 17282576
31 30678512
32 54457808
33 96668726
34 171597851
35 304605465
36 540708924

List of values

[1, 1, 2, 3, 6, 10, 18, 32, 57, 101, 179, 318, 564, 1002, 1778, 3157, 5603, 9947, 17656, 31342, 55635, 98759, 175308, 311191, 552400, 980571, 1740625, 3089803, 5484750, 9736045, 17282576, 30678512, 54457808, 96668726, 171597851, 304605465, 540708924]

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

Content is available under The OEIS End-User License Agreement.