%I #7 Aug 22 2017 20:15:02
%S 3,7,8,18,19,50,140,141,391,1079,21986,59824,59825,162694,162695,
%T 442342,1202520,3268920,24154825,65659825,485165015,1318815534,
%U 1318815535,26489121866,72004899050,195729609117,532048240264,1446257063927
%N Numbers that can be approximated in increasing quality by k*k^(1/k).
%C Best matches corresponding to k=A291211(n).
%e See A291211.
%Y Cf. A291210, A291211.
%K nonn
%O 1,1
%A _Hugo Pfoertner_, Aug 21 2017