Doubling (AABBCC)
Make it instantly recognisable
8347 336699
?18,750
?15,000
9537 667788
?23,625
?18,900
7429 001122
?14,001
?11,201
88 6666 8764
?3,375
?2,700
9409999444
?30,625
?24,500
99 11 88 44 33
?36,250
?29,000
7 666666 028
?55,000
?44,000
94 000000 61
?4,23,750
?3,39,000
72 111111 79
?88,750
?71,000
7211111115
?6,38,750
?5,11,000
7433 000006
?86,875
?69,500
88 6666 7918
?4,500
?3,600
88 6666 7419
?4,500
?3,600
6913 119911
?30,625
?24,500
6913 111199
?30,625
?24,500
6913 331166
?23,625
?18,900
6913 113366
?23,625
?18,900
6913 116633
?23,625
?18,900
6913 336611
?23,625
?18,900
96655 33031
?13,751
?11,001
96655 99091
?10,126
?8,101
8 11 55 77 66 1
?6,375
?5,100
8 00 99 77 44 7
?6,375
?5,100
7 88 11 66 22 7
?6,375
?5,100
Doubling (AABBCC) number pattern