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.

A271763 Number of set partitions of [n] with minimal block length multiplicity equal to three.

Table of values

n a(n)
3 1
4 0
5 0
6 15
7 0
8 0
9 1540
10 3150
11 24255
12 81235
13 496210
14 605605
15 36987951
16 13833820
17 849333940
18 24419945732
19 111237098546
20 1219799147204
21 16146398449224
22 109697049177254
23 1037441240056529
24 9042707959752775
25 84237798887033660
26 614681985047225810

List of values

[1, 0, 0, 15, 0, 0, 1540, 3150, 24255, 81235, 496210, 605605, 36987951, 13833820, 849333940, 24419945732, 111237098546, 1219799147204, 16146398449224, 109697049177254, 1037441240056529, 9042707959752775, 84237798887033660, 614681985047225810]

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

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