%I #8 Aug 06 2021 04:53:00
%S 2,6,9,15,19,29,35,47,55,71,79,101,111,131,145,169,183,217,231,261,
%T 279,313,331,373,393,431,455,501,521,579,603,653,685,729,757,817,847,
%U 907,941,1005,1033,1115,1147,1213,1255,1325,1363,1451,1487,1561,1605,1689
%N a(n) = T(n,n+2), array T as in A049627.
%o (PARI) T(n,k) = (n+1)*(k+1) - sum(i=0, n, sum(j=0, k, gcd(i,j)>1)); \\ A049627
%o a(n) = T(n, n+2); \\ _Michel Marcus_, Aug 06 2021
%Y Cf. A049627.
%K nonn
%O 0,1
%A _Clark Kimberling_
%E More terms from _Sean A. Irvine_, Aug 05 2021
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