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Least integer m such that between m and 2m there are n triangular numbers.
0

%I #8 Dec 15 2017 17:36:28

%S 1,3,14,28,53,77,105,150,189,248,298,371,431,495,588,663,770,856,946,

%T 1073,1173,1314,1425,1580,1702,1828,2003,2139,2328,2475,2627,2836,

%U 2998,3221,3393,3570,3813,4001,4258,4456,4727,4935,5148,5439,5663,5968,6202

%N Least integer m such that between m and 2m there are n triangular numbers.

%Y Cf. A085761.

%K nonn

%O 1,2

%A _Jason Earls_ and _Amarnath Murthy_, Jul 22 2003

%E More terms from _David Wasserman_, Feb 10 2005