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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A028335 Number of decimal digits in n-th Mersenne prime.

Table of values

n a(n)
1 1
2 1
3 2
4 3
5 4
6 6
7 6
8 10
9 19
10 27
11 33
12 39
13 157
14 183
15 386
16 664
17 687
18 969
19 1281
20 1332
21 2917
22 2993
23 3376
24 6002
25 6533
26 6987
27 13395
28 25962
29 33265
30 39751
31 65050
32 227832
33 258716
34 378632
35 420921
36 895932
37 909526
38 2098960
39 4053946
40 6320430
41 7235733
42 7816230
43 9152052
44 9808358
45 11185272

List of values

[1, 1, 2, 3, 4, 6, 6, 10, 19, 27, 33, 39, 157, 183, 386, 664, 687, 969, 1281, 1332, 2917, 2993, 3376, 6002, 6533, 6987, 13395, 25962, 33265, 39751, 65050, 227832, 258716, 378632, 420921, 895932, 909526, 2098960, 4053946, 6320430, 7235733, 7816230, 9152052, 9808358, 11185272]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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