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.

A363565 G.f. satisfies A(x) = exp( Sum_{k>=1} (2 * (-1)^k + A(x^k)) * x^k/k ).

Table of values

n a(n)
0 1
1 -1
2 1
3 0
4 0
5 0
6 1
7 0
8 0
9 1
10 1
11 0
12 1
13 2
14 2
15 1
16 3
17 5
18 4
19 4
20 10
21 13
22 11
23 16
24 30
25 34
26 35
27 58
28 91
29 99
30 123
31 200
32 275
33 315
34 437
35 671
36 869
37 1065
38 1548
39 2239
40 2848
41 3730
42 5446
43 7530
44 9699
45 13273
46 19056
47 25730
48 33947
49 47463
50 66796
51 89565
52 120976
53 170033
54 235524

List of values

[1, -1, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 2, 2, 1, 3, 5, 4, 4, 10, 13, 11, 16, 30, 34, 35, 58, 91, 99, 123, 200, 275, 315, 437, 671, 869, 1065, 1548, 2239, 2848, 3730, 5446, 7530, 9699, 13273, 19056, 25730, 33947, 47463, 66796, 89565, 120976, 170033, 235524]