OEIS Sequences in context from from XML document

This line show the three sequences IDs immediately before and after the sequence in the lexicographic listing.

Usage

OEIS_seqs_in_context(x)

Arguments

x

Can be one of the following:

• A character string with sequence ID.

• A OEIS_internal S3 class object, with sequence internal format.

• A S3 classes object OEIS_xml and xml_document, with sequence content from OEIS web.

• An object of OEIS_sequence class, that contains all sequence related data.

Value

A character vector OEIS sequences in context IDs

See also

OEIS_seqs_adjacent()

OEIS_crossrefs()

OEIS_cf()

OEIS_xml()

OEIS_df()

OEIS_ID()

Examples

if (FALSE) { # \dontrun{
id <- "A000112"
seq_xml <- OEIS_xml(id)
OEIS_seqs_in_context(seq_xml)
} # }