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.

A078435 Number of composites <= n^2.

Table of values

n a(n)
1 1
2 2
3 5
4 10
5 16
6 25
7 34
8 46
9 59
10 75
11 91
12 110
13 130
14 152
15 177
16 202
17 228
18 258
19 289
20 322
21 356
22 392
23 430
24 471
25 511
26 554
27 600
28 647
29 695
30 746
31 799
32 852
33 908
34 965
35 1025
36 1086
37 1150
38 1216
39 1281
40 1349
41 1418
42 1490
43 1566
44 1641
45 1719
46 1797
47 1880
48 1962
49 2044
50 2133
51 2223

List of values

[1, 2, 5, 10, 16, 25, 34, 46, 59, 75, 91, 110, 130, 152, 177, 202, 228, 258, 289, 322, 356, 392, 430, 471, 511, 554, 600, 647, 695, 746, 799, 852, 908, 965, 1025, 1086, 1150, 1216, 1281, 1349, 1418, 1490, 1566, 1641, 1719, 1797, 1880, 1962, 2044, 2133, 2223]

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

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