A018282 Divisors of 99.

1, 3, 9, 11, 33, 99

Offset

1,2

Comments

For all k, a(n) divides k if and only if a(n) divides the base 10 reverse of k (A004086(k)).

Links

Table of n, a(n) for n=1..6.

David Radcliffe, A property of the divisors of 99

Index entries for sequences related to divisors of numbers

Mathematica

Divisors[99] (* Alonso del Arte, Nov 09 2017 *)

Prog

(PARI) divisors(99) \\ Charles R Greathouse IV, Feb 21 2013

Crossrefs

Sequence in context: A027895 A027890 A175203 * A057245 A226477 A027894

Adjacent sequences: A018279 A018280 A018281 * A018283 A018284 A018285

Keyword

nonn,fini,full,easy

Author

N. J. A. Sloane

Status

approved