%I #6 May 11 2014 22:41:01
%S 1,1,3,11,72,473,3727,39646,412679,4765654,61015451,937386045,
%T 14126033578,227901084348,3941375013541,72677938745613,
%U 1517730017193292,31249446089387086,675658943143264102,15356377683044270187
%N a(n) = A127714(n, n*(n+1)/2).
%C Triangle A127714 has (n+1)*(n+2)/2 terms in row n for n>=0. A127715 forms the rightmost border of triangle A127714.
%Y Cf. A127714, A127715.
%K nonn
%O 0,3
%A _Paul D. Hanna_, Jan 24 2007