%I #2 Dec 05 2013 19:55:52

%S 1,15,19,21,73,80,88

%N a(n) = A077347(n)^(1/2).

%Y Cf. A077346, A018796, A077347, A077348.

%K base,easy,nonn

%O 1,2

%A _Amarnath Murthy_, Nov 05 2002