A065201 - OEIS

A065201

Numbers having a non-maximal prime-factor with exponent greater than 1.

12, 20, 24, 28, 36, 40, 44, 45, 48, 52, 56, 60, 63, 68, 72, 76, 80, 84, 88, 90, 92, 96, 99, 100, 104, 108, 112, 116, 117, 120, 124, 126, 132, 135, 136, 140, 144, 148, 152, 153, 156, 160, 164, 168, 171, 172, 175, 176, 180, 184, 188, 189, 192, 196, 198, 200

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

If n is a member so is every positive multiple of n. The primitive elements are A096156.

LINKS

Table of n, a(n) for n=1..56.

EXAMPLE

a(4) = 28 = 2^2 * 7 as 2 < 7.

CROSSREFS

Complement of A065200. Cf. A065202, A096156.

Sequence in context: A307517 A206552 A332832 * A136724 A361868 A316597