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Table 1 Sample calculations for the number of probes/array

From: Design of a combinatorial DNA microarray for protein-DNA interaction studies

Probe Length b

Motif Length k

 

5

6

7

8

9

10

11

12

25

25

108

432

1849

7711

32928

139811

600064

30

20

86

342

1447

5958

25088

104858

442153

35

17

72

283

1189

4855

20264

83887

350038

40

15

62

241

1009

4096

16996

69906

289687

45

13

54

211

876

3543

14635

59919

247086

50

12

48

187

774

3121

12850

52429

215408

55

11

43

168

694

2789

11454

46604

190930

60

10

39

152

628

2521

10331

41944

171447

65

9

36

139

574

2300

9408

38131

155573

70

8

33

128

529

2115

8637

34953

142389