Unusual {Zseq}

Unusual numbers

Description

Under OEIS A064052, an Unusual number is a natural number whose largest prime factor is strictly greater than square root of the number. First 6 Unusual numbers are 2, 3, 5, 6, 7, 10.

Usage

Unusual(n, gmp = TRUE)

Arguments

n

the number of first n entries from the sequence.

gmp

a logical; TRUE to use large number representation, FALSE otherwise.

Value

a vector of length n containing first entries from the sequence.

Examples

## generate first 20 Unusual numbers
print(Unusual(20))