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a(n)=T(n+2,n), array T given by A048225.
0

%I #4 Mar 30 2012 18:56:55

%S 2,7,16,26,38,51,66,84,105,128,157,189,223,260,301,344,389,436,484,

%T 537,593,650,710,773,838,907,979,1053,1128,1204,1284,1365,1448,1534,

%U 1621,1714,1808,1904,2001,2100,2200,2304,2411,2519

%N a(n)=T(n+2,n), array T given by A048225.

%K nonn

%O 1,1

%A _Clark Kimberling_