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.

A275414 Triangle read by rows: T(n,k) is the number of multisets of k ternary words with a total of n letters.

Table of values

n a(n)
1 3
2 9
3 6
4 27
5 27
6 10
7 81
8 126
9 54
10 15
11 243
12 486
13 297
14 90
15 21
16 729
17 1836
18 1380
19 540
20 135
21 28
22 2187
23 6561
24 5994
25 2763
26 855
27 189
28 36
29 6561
30 23004
31 24543
32 13212
33 4635
34 1242
35 252
36 45
37 19683
38 78732
39 96723
40 59130
41 23490
42 6996
43 1701
44 324
45 55
46 59049
47 265842
48 368874
49 253719

List of values

[3, 9, 6, 27, 27, 10, 81, 126, 54, 15, 243, 486, 297, 90, 21, 729, 1836, 1380, 540, 135, 28, 2187, 6561, 5994, 2763, 855, 189, 36, 6561, 23004, 24543, 13212, 4635, 1242, 252, 45, 19683, 78732, 96723, 59130, 23490, 6996, 1701, 324, 55, 59049, 265842, 368874, 253719]