{"conversations": [{"from": "human", "value": "Continua la serie seguent: 1, 3, 6, 10, 15, ... \nEl resultat haurien de ser al menys 3 n\u00fameros mes."}, {"from": "gpt", "value": "La seq\u00fc\u00e8ncia continua aix\u00ed: 21, 28, 36"}]}