A256887 - OEIS

%I #23 Apr 20 2015 21:00:08

%S 4,9,12,20,25,50,54,56,60,68,88,96,124,125,135,148,150,152,153,156,

%T 162,164,169,175,198,207,225,236,242,248,276,279,289,292,325,344,356,

%U 375,276,412,425,436,450,488,513,516,585,628,639,688,722,728,764,801,808,847,855,916,948

%N Squareful numbers that are not the sum of one or more consecutive squarefree numbers.

%C Numbers n such that A242667(n) = 0.

%Y Cf. A005117, A013929, A242667.

%K nonn,easy

%O 1,1

%A _Juri-Stepan Gerasimov_, Apr 20 2015