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%I #6 Jul 19 2021 01:19:32
%S 145,384,505,820,7680,20665,29748,480340,6694209,77854665,107541513,
%T 109342209,132231408,174990384,183673473,213017748,289940833,
%U 326530608,338353345,404958673,448003540,451671060,478271265
%N Numbers k such that k concatenated with k+7 gives the product of two numbers which differ by 6.
%Y Cf. A116194, A116207, A116209, A116168, A116339.
%K nonn,base
%O 1,1
%A _Giovanni Resta_, Feb 06 2006
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