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.

A295069 Solution of the complementary equation a(n) = 2*a(n-2) - b(n-2) + n, where a(0) = 3, a(1) = 4, b(0) = 1, and (a(n)) and (b(n)) are increasing complementary sequences.

Table of values

n a(n)
0 3
1 4
2 7
3 9
4 13
5 17
6 24
7 31
8 45
9 59
10 86
11 114
12 168
13 223
14 331
15 441
16 657
17 877
18 1309
19 1748
20 2612
21 3490
22 5218
23 6974
24 10430
25 13941
26 20853
27 27875
28 41699
29 55743
30 83391
31 111479
32 166775
33 222951
34 333543
35 445895
36 667079
37 891783
38 1334150
39 1783558
40 2668292
41 3567108

List of values

[3, 4, 7, 9, 13, 17, 24, 31, 45, 59, 86, 114, 168, 223, 331, 441, 657, 877, 1309, 1748, 2612, 3490, 5218, 6974, 10430, 13941, 20853, 27875, 41699, 55743, 83391, 111479, 166775, 222951, 333543, 445895, 667079, 891783, 1334150, 1783558, 2668292, 3567108]