Strange plus numbers: Difference between revisions

m
(J)
Line 1,652:
=={{header|R}}==
 
<lang rsplus>pr# <-Primes c(F,up F,to T, T, F, T, F, T, F, F, F, T, F, T, F, F, F, T, F)18
pr <- sapply(1:18, \(n) n > 1 && all(n %% seq(2, length.out = n - 2) > 0))
 
is.strange <- function(n) {
1,336

edits