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.

A274197 Row sums of the array A274196, defined by g(n,k) = 1 for n >= 0; g(n,k) = 0 if k > n; g(n,k) = g(n-1,k-1) + g(n-1,4k) for n > 0, k > 1.

Table of values

n a(n)
0 1
1 2
2 3
3 4
4 5
5 7
6 9
7 11
8 13
9 17
10 21
11 25
12 30
13 38
14 46
15 55
16 67
17 83
18 100
19 121
20 148
21 180
22 217
23 264
24 321
25 388
26 470
27 572
28 693
29 838
30 1018
31 1237
32 1497
33 1814
34 2205
35 2675
36 3239
37 3930
38 4773
39 5785
40 7010
41 8510
42 10326
43 12514
44 15177
45 18422
46 22340
47 27084
48 32862
49 39872
50 483458

List of values

[1, 2, 3, 4, 5, 7, 9, 11, 13, 17, 21, 25, 30, 38, 46, 55, 67, 83, 100, 121, 148, 180, 217, 264, 321, 388, 470, 572, 693, 838, 1018, 1237, 1497, 1814, 2205, 2675, 3239, 3930, 4773, 5785, 7010, 8510, 10326, 12514, 15177, 18422, 22340, 27084, 32862, 39872, 483458]