Fungrim entry: 1706bb

Symbol: BellNumber $B_{n}$ Bell number
BellNumber(n), rendered as $B_{n}$, gives the $n$ :th Bell number, counting the number of partitions of a set of size $n$.
References:
• http://mathworld.wolfram.com/BellNumber.html
• https://en.wikipedia.org/wiki/Bell_number
• Sequence A000110 in Sloane's On-Line Encyclopedia of Integer Sequences (OEIS)
Definitions:
Fungrim symbol Notation Short description
BellNumber$B_{n}$ Bell number
SloaneA$\text{A00000X}\!\left(n\right)$ Sequence X in Sloane's OEIS
Source code for this entry:
Entry(ID("1706bb"),
SymbolDefinition(BellNumber, BellNumber(n), "Bell number"),
Description(SourceForm(BellNumber(n)), ", rendered as", BellNumber(n), ", gives the ", n, ":th Bell number, counting the number of partitions of a set of size", n, "."),
References("http://mathworld.wolfram.com/BellNumber.html", "https://en.wikipedia.org/wiki/Bell_number", SloaneA("A000110")))

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Copyright (C) Fredrik Johansson and contributors. Fungrim is provided under the MIT license. The source code is on GitHub.

2019-11-11 15:50:15.016492 UTC