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.

A051221 Numbers of the form 10^x-y^2 >= 0.

Table of values

n a(n)
1 0
2 1
3 6
4 9
5 10
6 19
7 36
8 39
9 51
10 64
11 75
12 84
13 91
14 96
15 99
16 100
17 144
18 159
19 199
20 216
21 271
22 324
23 375
24 396
25 424
26 471
27 516
28 559
29 591
30 600
31 639
32 676
33 711
34 744
35 775
36 784
37 804
38 831
39 856
40 879
41 900
42 919
43 936
44 951
45 964
46 975
47 984
48 991
49 996
50 999
51 1000
52 1164
53 1351
54 1404
55 1536
56 1719
57 1756
58 1900
59 1999

List of values

[0, 1, 6, 9, 10, 19, 36, 39, 51, 64, 75, 84, 91, 96, 99, 100, 144, 159, 199, 216, 271, 324, 375, 396, 424, 471, 516, 559, 591, 600, 639, 676, 711, 744, 775, 784, 804, 831, 856, 879, 900, 919, 936, 951, 964, 975, 984, 991, 996, 999, 1000, 1164, 1351, 1404, 1536, 1719, 1756, 1900, 1999]