API Name of the Text field is Text1_c
And the series will be generate in a Multi-Line Text Formula Field
String myString = nvl(getAttribute(‘Text1_c’),“0”)
String myLimit = myString.replaceAll(“[^0-9]”, “”);
String series = “”
for(def i = 0; i<= Integer.parseInt(myLimit); i++)
{
def elment1 = i
def element2 = i
element2 = elment1 + element2
elment1 = element2 – elment1
series +=element2+ “,”
}
return series
