We do the same again and again we get |
1st series: 1 1 2 3 5 8 13 21 34 55 89 2nd series: 3 4 7 11 18 29 47 76 123 199 322 3rd series: 4 6 10 16 26 42 68 110 178 288 466 4th series: 6 9 15 24 39 63 102 165 267 432 699 5th series: 9 14 23 37 60 97 157 254 411 665 1076 6th series: 14 22 36 58 94 152 246 398 644 1042 168 |