OFFSET
1,1
COMMENTS
Previous name: Differences between n!! and the nearest prime.
The parity of n is opposite of the parity of the differences.
MATHEMATICA
(* see programming in A075275 *)
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Robert G. Wilson v, Sep 16 2002
EXTENSIONS
Name clarified by Sean A. Irvine, Jan 12 2025
STATUS
approved