abab-*xyxy

Make it instantly recognisable

left
6363 66 5454
?13,751
?11,001
Sum: 48
Total: 3
left
6363 65 6161
?13,751
?11,001
Sum: 43
Total: 7
left
6363 62 7979
?12,501
?10,001
Sum: 58
Total: 4
left
6363 68 8282
?10,001
?8,001
Sum: 52
Total: 7
left
6363 61 8686
?10,001
?8,001
Sum: 53
Total: 8
left
6363 62 8787
?10,001
?8,001
Sum: 56
Total: 2
left
91 2727 1111
?50,000
?40,000
Sum: 32
Total: 5
left
62 92 00 9292
?18,625
?14,900
Sum: 41
Total: 5
left
789 000 1616
?12,501
?10,001
Sum: 38
Total: 2
left
745 000 3939
?10,001
?8,001
Sum: 40
Total: 4
left
745 000 5959
?10,001
?8,001
Sum: 44
Total: 8
left
73577 31919
?13,751
?11,001
Sum: 52
Total: 7
left
9091818181
?56,250
?45,000
Sum: 46
Total: 1
left
7076205555
?26,875
?21,500
Sum: 42
Total: 6
left
7076925555
?26,875
?21,500
Sum: 51
Total: 6
left
98 93 98 0606
?3,749
?2,999
Sum: 58
Total: 4
left
94 0808 9494
?17,500
?14,000
Sum: 55
Total: 1
left
737 669 5555
?39,999
?31,999
Sum: 58
Total: 4
left
98 9398 0606
?4,624
?3,699
Sum: 58
Total: 4
left
9993 67 7676
?6,875
?5,500
Sum: 69
Total: 6
left
917 965 7070
?6,875
?5,500
Sum: 51
Total: 6
left
9744 911111
?2,87,500
?2,30,000
Sum: 38
Total: 2
left
955 956 9494
?4,375
?3,500
Sum: 65
Total: 2
left
8 0909 6 5959
?5,000
?4,000
Sum: 60
Total: 6

abab-*xyxy pattern