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%I #18 Apr 25 2023 13:49:14
%S 123456789,246913578,370370367,493827156,617283945,740740734,
%T 864197523,987654312,1111111101,1234567890,1358024679,1481481468,
%U 1604938257,1728395046,1851851835,1975308624,2098765413,2222222202,2345678991
%N Multiples of 123456789.
%D W. Lietzmann, Sonderlinge im Reich der Zahlen, Ferd. Duemmlers Verlag Bonn, 1948, p. 29.
%H Michael De Vlieger, <a href="/A053654/b053654.txt">Table of n, a(n) for n = 1..10000</a>
%H Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/RecursiveSequences.html">Recursive Sequences</a>
%H <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (2,-1).
%F a(n) = 2*a(n-1) - a(n-2). - _Wesley Ivan Hurt_, Apr 25 2023
%t Array[123456789 # &, 19] (* _Michael De Vlieger_, May 15 2018 *)
%o (PARI) a(n)=123456789*n \\ _Charles R Greathouse IV_, Jul 10 2016
%K easy,nonn
%O 1,1
%A Klaus Strassburger (strass(AT)ddfi.uni-duesseldorf.de), Feb 17 2000
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