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A058903 Inconsummate numbers in base 7: no number is this multiple of the sum of its digits (in base 7). 2
30, 86, 102, 134, 138, 141, 158, 162, 167, 170, 183, 186, 194, 210, 213, 233, 284, 290, 306, 312, 314, 326, 330, 338, 354, 362, 366, 368, 428, 452, 480, 530, 534, 536, 540, 542, 554, 564, 578, 591, 602, 645, 648, 656, 705, 708, 714, 740, 746 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..10214

David Radcliffe, Inconsummate Numbers

MAPLE

For Maple code see A058906.

MATHEMATICA

base=7; Do[k=n; While[Apply[Plus, IntegerDigits[k, base]] n!=k&&k<250n, k+=n]; If[k==250 n, Print[n]], {n, 1, 10^3}] (* Vincenzo Librandi, Jan 30 2017 *)

CROSSREFS

Cf. A003635, A052491, A058898-A058907.

Sequence in context: A098996 A130862 A070756 * A254474 A103906 A124799

Adjacent sequences:  A058900 A058901 A058902 * A058904 A058905 A058906

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Jan 09 2001

STATUS

approved

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Last modified October 1 00:54 EDT 2020. Contains 337440 sequences. (Running on oeis4.)