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.

A084935 Diagonal sums of the array T in A084934.

Table of values

n a(n)
1 0
2 1
3 2
4 5
5 7
6 11
7 15
8 21
9 25
10 32
11 39
12 48
13 54
14 65
15 73
16 86
17 94
18 109
19 119
20 134
21 145
22 164
23 176
24 194
25 208
26 228
27 243
28 265
29 282
30 305
31 321
32 348
33 366
34 392
35 411
36 440
37 460
38 491
39 513
40 545
41 566
42 599
43 624
44 660
45 683
46 721
47 747
48 785
49 812
50 852
51 881
52 921
53 950
54 995
55 1025
56 1070
57 1101

List of values

[0, 1, 2, 5, 7, 11, 15, 21, 25, 32, 39, 48, 54, 65, 73, 86, 94, 109, 119, 134, 145, 164, 176, 194, 208, 228, 243, 265, 282, 305, 321, 348, 366, 392, 411, 440, 460, 491, 513, 545, 566, 599, 624, 660, 683, 721, 747, 785, 812, 852, 881, 921, 950, 995, 1025, 1070, 1101]