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A018345 Divisors of 231. 0
1, 3, 7, 11, 21, 33, 77, 231 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

11 is a term as can be seen with the alternating sum of digits of 231. - Michel Marcus, Nov 22 2017

LINKS

Table of n, a(n) for n=1..8.

Index entries for sequences related to divisors of numbers

MATHEMATICA

Divisors[231] (* Alonso del Arte, Nov 21 2017 *)

PROG

(PARI) divisors(231) \\ Charles R Greathouse IV, Jun 22 2017

CROSSREFS

Sequence in context: A151923 A187264 A067498 * A082675 A201645 A028831

Adjacent sequences:  A018342 A018343 A018344 * A018346 A018347 A018348

KEYWORD

nonn,fini,full,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified September 19 22:06 EDT 2021. Contains 347576 sequences. (Running on oeis4.)