Fri, 14 Dec 2018 14:33:26 +0100 Added triangular numbers
Manuel Eberl <eberlm@in.tum.de> [Fri, 14 Dec 2018 14:33:26 +0100] rev 69716
Added triangular numbers
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 tip