Fungrim entry: 963387

\left(X \in \mathbb{Z}_{\ge 1} \;\mathbin{\operatorname{and}}\; n \in \mathbb{Z}\right) \;\implies\; \text{A00000X}\!\left(n\right) \in \mathbb{Z} \cup \left\{\operatorname{Undefined}\right\}

TeX:

\left(X \in \mathbb{Z}_{\ge 1} \;\mathbin{\operatorname{and}}\; n \in \mathbb{Z}\right) \;\implies\; \text{A00000X}\!\left(n\right) \in \mathbb{Z} \cup \left\{\operatorname{Undefined}\right\}

Definitions:

Fungrim symbol	Notation	Short description
`ZZGreaterEqual`	$\mathbb{Z}_{\ge n}$	Integers greater than or equal to n
`ZZ`	$\mathbb{Z}$	Integers
`SloaneA`	$\text{A00000X}\!\left(n\right)$	Sequence X in Sloane's OEIS

Source code for this entry:

Entry(ID("963387"),
    Formula(Implies(And(Element(X, ZZGreaterEqual(1)), Element(n, ZZ)), Element(SloaneA(X, n), Union(ZZ, Set(Undefined))))),
    Variables(X, n))

Topics using this entry

Integer sequences

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

2021-03-15 19:12:00.328586 UTC