1+4=5 2+5=12 3+6=21 8+11=? puzzle answer
i came up with 97
1+4=5
2+5...
Mathematics, 30.10.2019 23:31 yeen01
1+4=5 2+5=12 3+6=21 8+11=? puzzle answer
i came up with 97
1+4=5
2+5=12
(7+5=12)
3+6=21
(9+12=21)
4+7=33
(11+21=33)
5+8=46
(13+33=46)
6+9=61
(15+46=61)
7+10=78
(17+61=78)
8+11=97
(19+78=97)
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