Actionscript:
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[SWF(width = 500, height = 500)]
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var txt:TextField = TextField(addChild(new TextField()));
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txt.defaultTextFormat = new TextFormat("_sans", 4);
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txt.width = stage.stageWidth;
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txt.height = stage.stageHeight+4;
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txt.z = -1;
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txt.x = stage.stageWidth
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txt.rotation = 90;
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var count:int = 0;
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addEventListener(Event.ENTER_FRAME, onLoop);
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function onLoop(evt:Event):void{
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count++;
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txt.appendText(triangular(count).toString(2) + "\n");
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txt.scrollV= txt.maxScrollV;
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}
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function triangular(n:int):int{
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return (n * (n + 1)) / 2;
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}
Calculate some triangular numbers... (n * (n + 1)) / 2....