Arguments
- ID
A string with the OEIS sequence identifier ID number.
The A-number or sequence ID is the absolute catalog number of the
sequence. It consists of "A" followed by 6 digits.
Value
An object of class "OEIS_ID" or an error if ID is not
an OEIS valid ID
Examples
OEIS_check("A002000")
#> [1] "A002000"
#> attr(,"class")
#> [1] "OEIS_ID"