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Table 2.

Perfect Loopless Inverted Repeats from Size 4 bp to 60 bp in Chromosome X or Random Sequence

Length	Sum of non-AT-rich chrom. X	Sum of non-AT-rich using random sequence	Sum of AT-rich chrom. X	Sum of AT-rich using random sequence	Sum of CG-rich chrom. X
4	293619	354399	444230	597333	67087
5	539236	567437	372913	381917	30238
6	107428	133637	113369	122313	6441
7	178237	177227	95042	78315	2727
8	36950	43738	29496	25068	682
9	56311	53252	23833	15861	378
10	12571	13410	8013	5263	180
11	17887	15149	6173	3206	44
12	4210	4006	2502	993	32
13	6082	4282	1823	601	9
14	1608	1120	905	213	7
15	2003	1214	547	136	2
16	530	339	448	50	3
17	657	334	181	28	1
18	190	130	260	5	0
19	287	96	62	6	0
20	97	21	167	0	0
21	99	31	18	1	0
22	51	12	128	1	0
23	35	8	3	0	0
24	46	2	91	0	0
25	7	1	2	0	0
26	8	0	79	0	0
27	10	0	0	0	0
28	3	0	75	0	0
29	2	0	0	0	0
30	4	0	61	0	0
31	3	0	0	0	0
32	5	0	56	0	0
33	2	0	0	0	0
34	4	0	52	0	0
35	0	0	0	0	0
36	0	0	47	0	0
37	0	0	0	0	0
38	1	0	46	0	0
39	1	0	0	0	0
40	0	0	38	0	0
41	0	0	0	0	0
42	0	0	39	0	0
43	0	0	1	0	0
44	0	0	36	0	0
45	0	0	0	0	0
46	3	0	34	0	0
47	0	0	0	0	0
48	0	0	32	0	0
49	0	0	0	0	0
50	0	0	30	0	0
51	0	0	0	0	0
52	0	0	30	0	0
53	0	0	0	0	0
54	0	0	26	0	0
55	0	0	0	0	0
56	0	0	23	0	0
57	0	0	0	0	0
58	0	0	20	0	0
59	0	0	0	0	0
60	0	0	17	0	0

[i] See Table 1 footnote for relevant definitions.