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.

A023832 Sum of exponents in prime-power factorization of C(4n,n+2).

Table of values

n a(n)
1 2
2 3
3 6
4 6
5 8
6 6
7 9
8 10
9 12
10 10
11 12
12 12
13 13
14 12
15 15
16 16
17 16
18 16
19 16
20 17
21 21
22 16
23 18
24 20
25 21
26 19
27 23
28 20
29 21
30 20
31 20
32 26
33 25
34 23
35 26
36 27
37 28
38 24
39 29
40 29
41 30
42 31
43 31
44 29
45 31
46 26
47 29
48 33
49 31
50 31
51 34
52 32
53 33
54 31
55 31
56 33
57 35
58 33
59 35
60 36
61 38
62 35
63 38
64 40
65 40
66 39
67 41
68 41
69 44
70 40
71 40
72 46
73 43
74 43
75 48
76 44
77 48

List of values

[2, 3, 6, 6, 8, 6, 9, 10, 12, 10, 12, 12, 13, 12, 15, 16, 16, 16, 16, 17, 21, 16, 18, 20, 21, 19, 23, 20, 21, 20, 20, 26, 25, 23, 26, 27, 28, 24, 29, 29, 30, 31, 31, 29, 31, 26, 29, 33, 31, 31, 34, 32, 33, 31, 31, 33, 35, 33, 35, 36, 38, 35, 38, 40, 40, 39, 41, 41, 44, 40, 40, 46, 43, 43, 48, 44, 48]

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

Content is available under The OEIS End-User License Agreement.