A049720 - OEIS

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

%S 3,4,8,13,19,28,37,48,62,75,92,108,127,150,170,195,218,247,277,304,

%T 337,369,406,441,475,518,559,604,646,689,740,786,841,890,945,1001,

%U 1052,1115,1173,1236,1299,1360,1428,1497,1568,1638,1707

%N a(n)=T(n,1), array T as in A048149.

%K nonn

%O 0,1

%A _Clark Kimberling_