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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.

A331686 Number of lone-child-avoiding locally disjoint rooted identity trees whose leaves are integer partitions whose multiset union is an integer partition of n.

Table of values

n a(n)
1 1
2 2
3 4
4 8
5 17
6 41
7 103
8 280
9 793
10 2330
11 6979
12 21291

List of values

[1, 2, 4, 8, 17, 41, 103, 280, 793, 2330, 6979, 21291]

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

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