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.

A022899 Number of solutions to c(1)*prime(2) + ... + c(n)*prime(n+1) = 2, where c(i) = +-1 for i > 1, c(1) = 1.

Table of values

n a(n)
1 0
2 0
3 0
4 1
5 0
6 0
7 0
8 4
9 0
10 9
11 0
12 14
13 0
14 75
15 0
16 155
17 0
18 724
19 0
20 2376
21 0
22 6900
23 0
24 26937
25 0
26 92823
27 0
28 326942
29 0
30 1156399
31 0
32 3960856
33 0
34 14320442
35 0
36 53136802
37 0
38 190397836
39 0
40 706309816
41 0
42 2596474887
43 0
44 9540434672
45 0
46 35480735090
47 0
48 132003300757
49 0

List of values

[0, 0, 0, 1, 0, 0, 0, 4, 0, 9, 0, 14, 0, 75, 0, 155, 0, 724, 0, 2376, 0, 6900, 0, 26937, 0, 92823, 0, 326942, 0, 1156399, 0, 3960856, 0, 14320442, 0, 53136802, 0, 190397836, 0, 706309816, 0, 2596474887, 0, 9540434672, 0, 35480735090, 0, 132003300757, 0]

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

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