Under OEIS A005100, a deficient number is
a number whose proper divisors sum up to the extent smaller than the number itself. First
6 deficient numbers are 1, 2, 3, 4, 5, 7
Usage
Deficient(n, gmp = TRUE)
Value
a vector of length n containing first entries from the sequence.
Arguments
n
the number of first n entries from the sequence.
gmp
a logical; TRUE to use large number representation, FALSE otherwise.