%I #7 Nov 16 2019 03:28:38
%S 189,259,385,451,577,673,717,1357,1387,1563,1693,1857,2019,2113,2239,
%T 2301,2545,2625,2689,2715,2815,3073,3381,4063,4431,4483,4539,5253,
%U 5277,5737,5755,5869,6049,6079,6111,6141,6195,6229,6271,6523
%N Lucky numbers with size of gaps equal to 18 (upper terms).
%H Amiram Eldar, <a href="/A031901/b031901.txt">Table of n, a(n) for n = 1..10000</a>
%Y Cf. A000959, A031900.
%K nonn
%O 1,1
%A _Patrick De Geest_
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