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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.

A335728 a(n) is the number of smallest parts in the overpartitions of n having even smallest part.

Table of values

n a(n)
1 0
2 2
3 0
4 6
5 4
6 12
7 12
8 30
9 36
10 60
11 80
12 132
13 180
14 264
15 360
16 522
17 712
18 990
19 1344
20 1844
21 2472
22 3324
23 4420
24 5892
25 7764
26 10212
27 13344
28 17400
29 22556
30 29160
31 37524
32 48166
33 61560
34 78456
35 99648
36 126234
37 159396
38 200740
39 252096
40 315828

List of values

[0, 2, 0, 6, 4, 12, 12, 30, 36, 60, 80, 132, 180, 264, 360, 522, 712, 990, 1344, 1844, 2472, 3324, 4420, 5892, 7764, 10212, 13344, 17400, 22556, 29160, 37524, 48166, 61560, 78456, 99648, 126234, 159396, 200740, 252096, 315828]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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