cp's OEIS Frontend

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.

A057755 Number of digits in n-th Fermat number (A000215).

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 5
5 10
6 20
7 39
8 78
9 155
10 309
11 617
12 1234
13 2467
14 4933
15 9865
16 19729
17 39457
18 78914
19 157827
20 315653
21 631306
22 1262612
23 2525223
24 5050446
25 10100891
26 20201782
27 40403563
28 80807125
29 161614249
30 323228497
31 646456994
32 1292913987
33 2585827973

List of values

[1, 1, 2, 3, 5, 10, 20, 39, 78, 155, 309, 617, 1234, 2467, 4933, 9865, 19729, 39457, 78914, 157827, 315653, 631306, 1262612, 2525223, 5050446, 10100891, 20201782, 40403563, 80807125, 161614249, 323228497, 646456994, 1292913987, 2585827973]

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

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