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.

A124860 A Jacobsthal-Pascal triangle.

Table of values

n a(n)
0 1
1 1
2 1
3 3
4 6
5 3
6 5
7 15
8 15
9 5
10 11
11 44
12 66
13 44
14 11
15 21
16 105
17 210
18 210
19 105
20 21
21 43
22 258
23 645
24 860
25 645
26 258
27 43
28 85
29 595
30 1785
31 2975
32 2975
33 1785
34 595
35 85
36 171
37 1368
38 4788
39 9576
40 11970
41 9576
42 4788
43 1368
44 171
45 341
46 3069
47 12276
48 28644
49 42966
50 42966
51 28644
52 12276
53 3069
54 341

List of values

[1, 1, 1, 3, 6, 3, 5, 15, 15, 5, 11, 44, 66, 44, 11, 21, 105, 210, 210, 105, 21, 43, 258, 645, 860, 645, 258, 43, 85, 595, 1785, 2975, 2975, 1785, 595, 85, 171, 1368, 4788, 9576, 11970, 9576, 4788, 1368, 171, 341, 3069, 12276, 28644, 42966, 42966, 28644, 12276, 3069, 341]

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

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