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.

A272499 Number of ordered set partitions of [n] with nondecreasing block sizes and maximal block size equal to nine.

Table of values

n a(n)
9 1
10 10
11 165
12 2200
13 33605
14 492492
15 8018010
16 131342640
17 2321677930
18 42349478600
19 820275716546
20 16515429370440
21 350240612952230
22 7731410818511380
23 178693701272340540
24 4296129057927296304
25 107666415418378051950
26 2801776425029317564400
27 75741144900761549630850

List of values

[1, 10, 165, 2200, 33605, 492492, 8018010, 131342640, 2321677930, 42349478600, 820275716546, 16515429370440, 350240612952230, 7731410818511380, 178693701272340540, 4296129057927296304, 107666415418378051950, 2801776425029317564400, 75741144900761549630850]

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

Content is available under The OEIS End-User License Agreement.