4 7 10 July 8, 2019 16 32 64 128 4 7 10 13 4 7 10-trioxa-1 13-tridecanediamine 4 7 10-trioxa tetradecane-1 13-diamine 4 7 * 100 4 7 10 1 4 7 10 as a decimal 4 7 10 x 4 7/10 as an improper fraction 4 7 10 split 4 7 10 13 sequence 4 7 10 13 pattern formula 4 7 10 2 4 7 10 5 4 7 10 13 pattern 4 7 10 3