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.

A355389 Number of unordered pairs of distinct integer partitions of n.

Table of values

n a(n)
0 0
1 0
2 1
3 3
4 10
5 21
6 55
7 105
8 231
9 435
10 861
11 1540
12 2926
13 5050
14 9045
15 15400
16 26565
17 43956
18 73920
19 119805
20 196251
21 313236
22 501501
23 786885
24 1239525
25 1915903
26 2965830
27 4528545
28 6909903
29 10417330
30 15699606
31 23403061
32 34848726
33 51435153
34 75761895
35 110744403
36 161577276

List of values

[0, 0, 1, 3, 10, 21, 55, 105, 231, 435, 861, 1540, 2926, 5050, 9045, 15400, 26565, 43956, 73920, 119805, 196251, 313236, 501501, 786885, 1239525, 1915903, 2965830, 4528545, 6909903, 10417330, 15699606, 23403061, 34848726, 51435153, 75761895, 110744403, 161577276]

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

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