A094800 - OEIS

A094800

First term of a run of exactly two consecutive numbers such that for each m in the run, exactly m 1's are used in writing out all numbers 1 through m.

%I #5 Mar 31 2012 13:20:57

%S 0,200000,2600000,35000000,35200000,500000000,500200000,502600000,

%T 535000000,535200000

%N First term of a run of exactly two consecutive numbers such that for each m in the run, exactly m 1's are used in writing out all numbers 1 through m.

%C Numbers n such that n and n+1 are members of A014778, but n-1 and n+2 are not. - David Wasserman

%D M. Protat, Des Olympiades a l'Agregation, Nombre de "1", Problem 89, pp. 182-183, Ellipses, Paris 1997.

%Y Cf. A014778.

%Y Cf. A094798, A094799, A094801.

%K base,easy,fini,full,nonn

%O 1,2

%A _Lekraj Beedassy_, Jun 11 2004

%E Corrected by _David Wasserman_, Jun 29 2007. There are no further terms.