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Digit sum of 'even' number equals digit sum of 'sum' and 'juxtaposition' of its prime factors (counted with multiplicity).
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%I #6 Oct 10 2019 00:12:01

%S 4,22,94,166,202,274,346,382,438,454,526,562,634,706,852,922,1086,

%T 1282,1626,1642,1822,1894,1966,2182,2326,2362,2434,2614,2722,2902,

%U 2974,3046,3138,3226,3246,3258,3442,3622,3694,3802,3946,4054,4126,4162,4306,4414

%N Digit sum of 'even' number equals digit sum of 'sum' and 'juxtaposition' of its prime factors (counted with multiplicity).

%Y Cf. A006753, A036921, A019506.

%K nonn,base

%O 1,1

%A _Patrick De Geest_, Jan 04 1999