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%I
%S 0,2,3,4,4,5,5,5,5,5,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
%T 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
%U 6,6,6,6,6,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7
%N First digit after decimal point in decimal representation of (1+1/n)^n.
%C a(n) = 7 for n > 73.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/e.html">e</a>
%F a(n) = floor(10*(1+1/n)^n) mod 10.
%e (1 + 1/10)^10 = 2.593742..., therefore a(10) = 5.
%Y Cf. A001113.
%K nonn,base
%O 1,2
%A _Reinhard Zumkeller_, Mar 20 2006
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