%I #7 Nov 16 2019 03:28:57
%S 63,127,319,463,475,553,613,867,1009,1053,1167,1179,1231,1245,1275,
%T 1303,1471,1485,1611,1675,1723,1749,1869,1977,2079,2251,2335,2355,
%U 2439,2491,2505,2523,2557,2587,2647,2899,3199,3325,3351,3451,3465
%N Lucky numbers with size of gaps equal to 12 (upper terms).
%H Amiram Eldar, <a href="/A031895/b031895.txt">Table of n, a(n) for n = 1..10000</a>
%Y Cf. A000959, A031894.
%K nonn
%O 1,1
%A _Patrick De Geest_
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