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First column of triangle A081994.
3

%I #2 Dec 05 2013 19:56:03

%S 1,2,5,9,17,29,41,49,79,103,121,167,169,251,307,353,361,461,529,601,

%T 673,761,859,953,1051,1147,1279,1399

%N First column of triangle A081994.

%Y Cf. A081994, A081995, A081997.

%K nonn

%O 1,2

%A _Amarnath Murthy_, Apr 05 2003

%E Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 29 2003