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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.

A258467 Number of partitions of 2n into parts of exactly n sorts which are introduced in ascending order.

Table of values

n a(n)
0 1
1 2
2 12
3 130
4 2216
5 52078
6 1558219
7 56524414
8 2406802476
9 117575627562
10 6478447651345
11 397345158550386
12 26842747368209994
13 1980156804133210116
14 158365138356099680582
15 13647670818304698139989
16 1260732993182758276252088
17 124273946254095006307105363

List of values

[1, 2, 12, 130, 2216, 52078, 1558219, 56524414, 2406802476, 117575627562, 6478447651345, 397345158550386, 26842747368209994, 1980156804133210116, 158365138356099680582, 13647670818304698139989, 1260732993182758276252088, 124273946254095006307105363]

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

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