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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.

A260895 Number of primes in n-th row of triangle A077664.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 2
6 6
7 2
8 5
9 4
10 7
11 4
12 10
13 3
14 8
15 8
16 9
17 4
18 13
19 4
20 11
21 8
22 11
23 6
24 15
25 7
26 13
27 10
28 15
29 7
30 24
31 7
32 13
33 12
34 16
35 12
36 23
37 9
38 18
39 14
40 22
41 10
42 29
43 9
44 20
45 17
46 20
47 9
48 28
49 12
50 25
51 17
52 23
53 12
54 31
55 15
56 26
57 18
58 24
59 13
60 44
61 12
62 24
63 21
64 25
65 18
66 43
67 13
68 28
69 21
70 39
71 14

List of values

[1, 2, 2, 3, 2, 6, 2, 5, 4, 7, 4, 10, 3, 8, 8, 9, 4, 13, 4, 11, 8, 11, 6, 15, 7, 13, 10, 15, 7, 24, 7, 13, 12, 16, 12, 23, 9, 18, 14, 22, 10, 29, 9, 20, 17, 20, 9, 28, 12, 25, 17, 23, 12, 31, 15, 26, 18, 24, 13, 44, 12, 24, 21, 25, 18, 43, 13, 28, 21, 39, 14]

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

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