Doubling (AABBCC)
Make it instantly recognisable
7 88 11 77 33 8
?6,375
?5,100
77 00 99 88 47
?6,750
?5,400
7039 667700
?10,126
?8,101
9152 330011
?10,126
?8,101
9076 001177
?10,126
?8,101
9152 773388
?10,126
?8,101
9769 667755
?10,126
?8,101
9619 661133
?10,126
?8,101
9619 223377
?10,126
?8,101
9930 448877
?10,126
?8,101
7039 111144
?13,126
?10,501
7039 222266
?13,126
?10,501
7039 333388
?13,126
?10,501
8879 222266
?13,126
?10,501
848888 11 67
?2,750
?2,200
848888 11 79
?2,750
?2,200
777 88 55 469
?2,749
?2,199
848888 66 57
?2,750
?2,200
9 6622 9 9393
?2,749
?2,199
9 5588 7755 8
?4,438
?3,550
88 66 66 34 19
?4,500
?3,600
9348 33 66 99
?18,124
?14,499
91111-00074
?19,875
?15,900
7247-44-55-66
?16,250
?13,000
Doubling (AABBCC) number pattern