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a(n)=T(n,n+3), array T as in A048149.
0

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

%S 11,19,30,43,62,81,104,133,162,193,230,267,310,359,406,459,510,571,

%T 630,695,764,829,910,983,1064,1145,1230,1325,1414,1513,1608,1707,1816,

%U 1923,2040,2153,2266,2389,2508,2645,2770,2903,3038

%N a(n)=T(n,n+3), array T as in A048149.

%K nonn

%O 0,1

%A _Clark Kimberling_