Doubling (AABBCC)
Make it instantly recognisable
99 55 88 44 - 71
?8,125
?6,500
88 6666 - 0471
?3,125
?2,500
88 6666 - 9571
?3,125
?2,500
7074 999977
?21,125
?16,900
94 9999 4494
?56,250
?45,000
90 70 77 0099
?26,875
?21,500
90 70 07 7555
?28,125
?22,500
90 70 03 3666
?21,125
?16,900
76 60 00 0313
?21,125
?16,900
97 35 5000 05
?56,250
?45,000
96 47 7000 07
?56,250
?45,000
98 53 0099 22
?8,125
?6,500
98 53 3399 77
?9,376
?7,501
98 53 9988 22
?8,125
?6,500
98 53 8844 00
?8,125
?6,500
98 53 1199 22
?8,125
?6,500
90 70 0770 08
?26,875
?21,500
98 53 33 44 22
?9,376
?7,501
73 30 00 00 07
?9,06,250
?7,25,000
96 00 00 88 02
?13,751
?11,001
90 70 09 99 90
?31,875
?25,500
90 70 07 70 09
?26,875
?21,500
90 70 33 3344
?21,125
?16,900
90 55 11 1122
?26,875
?21,500
Doubling (AABBCC) number pattern