%I #10 Dec 15 2017 17:35:52
%S 1,3,6,10,15,21,28,36,45,78,3741,4005,4278,14028,224115,238395,258121,
%T 994755,1104841,2440945,4601061,19185915,26451901,27073761,38250631,
%U 611712753,1787631321,3620877351,4427640253,16786524835,60302220121,65003739895,226236074130,367188935361,6710200324191
%N Triangular numbers in A062918.
%o (PARI) rev(n) = eval(concat(Vecrev(Str(n))));
%o lista(nn) = {s = 0; for (n=1, nn, s += rev(n); if (ispolygonal(s, 3), print1(s, ", ")););} \\ _Michel Marcus_, Sep 15 2015
%Y Cf. A062918.
%K base,nonn
%O 1,2
%A _Amarnath Murthy_, Apr 09 2002
%E More terms from _Jason Earls_, May 16 2002
%E More terms from _Michel Marcus_, Sep 15 2015