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A166399 Multiples of 19 whose digit reversal - 1 is also a multiple of 19. 1

%I #12 Jun 13 2021 08:24:46

%S 247,1083,1235,1558,2470,2622,2793,2945,3078,4142,4465,4617,4788,5852,

%T 6137,7201,7372,7524,7695,7847,8911,9044,9367,9519,10830,11115,11286,

%U 11438,12350,12502,12673,12825,12996,14022,14193,14345,14668,15580,15732

%N Multiples of 19 whose digit reversal - 1 is also a multiple of 19.

%H G. C. Greubel, <a href="/A166399/b166399.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[19 Range[5!], Divisible[FromDigits[Reverse[IntegerDigits[#]]] - 1, 19] &] (* _G. C. Greubel_, May 12 2016 *)

%Y Subsequence of A008601.

%K nonn,base

%O 1,1

%A _Claudio Meller_, Oct 13 2009

%E Keyword:base added by _R. J. Mathar_, Oct 16 2009

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Last modified April 24 02:46 EDT 2024. Contains 371917 sequences. (Running on oeis4.)