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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.

A214452 Number of primes of the form x^4 + 1 less than 10^n.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 8
7 13
8 18
9 27
10 45
11 70
12 111
13 180
14 308
15 491
16 790
17 1319
18 2231
19 3747
20 6396
21 10761
22 18291
23 30947
24 52611
25 89157
26 152514
27 260277
28 445869
29 762919
30 1307688
31 2246172
32 3857544
33 6641424
34 11440114
35 19728780
36 34057328
37 58834623
38 101709014
39 176009032
40 304766442

List of values

[1, 2, 3, 4, 5, 8, 13, 18, 27, 45, 70, 111, 180, 308, 491, 790, 1319, 2231, 3747, 6396, 10761, 18291, 30947, 52611, 89157, 152514, 260277, 445869, 762919, 1307688, 2246172, 3857544, 6641424, 11440114, 19728780, 34057328, 58834623, 101709014, 176009032, 304766442]

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

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