A171425 Divisors of 60^2 that are not divisors of 60.

8, 9, 16, 18, 24, 25, 36, 40, 45, 48, 50, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600

Offset

1,1

Comments

Set difference A035303 minus A018266;

sequence is finite with last term a(33)=3600=60^2; A055205(60)=33.

Links

Table of n, a(n) for n=1..33.

Prog

(PARI) setminus(divisors(3600), divisors(60)) \\ Charles R Greathouse IV, Jun 21 2017

Crossrefs

Sequence in context: A236300 A046790 A057111 * A143720 A231016 A346090

Adjacent sequences: A171422 A171423 A171424 * A171426 A171427 A171428

Keyword

fini,full,nonn,easy

Author

Reinhard Zumkeller, Dec 08 2009

Status

approved