Carmichael {Zseq} | R Documentation |
Under OEIS A002997, a Carmichael number is
a composite number n
such that
b^{n-1} = 1 (mod n)
for all integers b
which are relatively prime to n
. First 6 Carmichael numbers are 561, 1105, 1729, 2465, 2821, 6601.
Carmichael(n, gmp = TRUE)
n |
the number of first |
gmp |
a logical; |
a vector of length n
containing first entries from the sequence.
## generate first 3 Carmichael numbers
print(Carmichael(3))