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.

A347971 Triangle read by rows: T(n, k) is the number of k-dimensional subspaces in (F_4)^n, counted up to coordinate permutation (n >= 0, 0 <= k <= n).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 3
5 1
6 1
7 7
8 7
9 1
10 1
11 12
12 31
13 12
14 1
15 1
16 19
17 111
18 111
19 19
20 1
21 1
22 29
23 361
24 964
25 361
26 29
27 1
28 1
29 41
30 1068
31 8042
32 8042
33 1068
34 41
35 1
36 1
37 56
38 2954
39 64674
40 205065
41 64674
42 2954
43 56
44 1
45 1
46 75
47 7681
48 492387
49 5402621
50 5402621
51 492387
52 7681
53 75
54 1
55 1
56 97
57 18880
58 3507681
59 137287827

List of values

[1, 1, 1, 1, 3, 1, 1, 7, 7, 1, 1, 12, 31, 12, 1, 1, 19, 111, 111, 19, 1, 1, 29, 361, 964, 361, 29, 1, 1, 41, 1068, 8042, 8042, 1068, 41, 1, 1, 56, 2954, 64674, 205065, 64674, 2954, 56, 1, 1, 75, 7681, 492387, 5402621, 5402621, 492387, 7681, 75, 1, 1, 97, 18880, 3507681, 137287827]