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a(n) = T(n,n+3), array T as in A049747.
0

%I #8 Aug 07 2021 00:24:05

%S 5,11,17,23,35,47,57,75,93,111,129,155,175,207,237,267,297,331,367,

%T 403,445,487,537,583,625,679,729,781,835,887,951,1009,1075,1139,1213,

%U 1283,1349,1423,1493,1571,1651,1731,1811,1897,1989,2069,2159,2251,2337,2435

%N a(n) = T(n,n+3), array T as in A049747.

%K nonn

%O 0,1

%A _Clark Kimberling_

%E More terms from _Sean A. Irvine_, Aug 07 2021