%I #9 Jun 06 2021 02:52:24
%S 1,5,11,19,28,40,55,71,91,113,137,162,188,220,253,287,324,362,403,448,
%T 495,543,596,652,711,772,834,898,966,1035,1109,1185,1262,1340,1421,
%U 1505,1592,1680,1769,1865,1963,2063,2166,2271,2377
%N a(n)=T(n+1,n), array T given by A048212.
%F a(n) = A004979(n + 2) - 3. - _Sean A. Irvine_, Jun 05 2021
%Y Cf. A004979.
%K nonn
%O 1,2
%A _Clark Kimberling_