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Numbers k such that the decimal expansion of k^k contains no pair of consecutive equal digits (probably finite).
1

%I #10 Oct 17 2019 14:26:16

%S 0,1,2,3,4,5,7,9,15,18

%N Numbers k such that the decimal expansion of k^k contains no pair of consecutive equal digits (probably finite).

%Y Cf. A043096, A000312, A050764, A049329.

%K nonn,base,more

%O 1,3

%A _Patrick De Geest_, Sep 15 1999

%E Changed offset to 1. - _N. J. A. Sloane_, Aug 24 2019