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.

A022903 Number of solutions to c(1)*prime(4) + ... + c(n)*prime(n+3) = 0, 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 0
9 0
10 6
11 0
12 9
13 0
14 61
15 0
16 131
17 0
18 486
19 0
20 2029
21 0
22 5890
23 0
24 21127
25 0
26 75979
27 0
28 273657
29 0
30 1032161
31 0
32 3694665
33 0
34 12989200
35 0
36 48409376
37 0
38 174262116
39 0
40 642786775
41 0
42 2402713235
43 0
44 8918299277
45 0
46 32868170524
47 0
48 123143998606
49 0

List of values

[0, 0, 0, 1, 0, 0, 0, 0, 0, 6, 0, 9, 0, 61, 0, 131, 0, 486, 0, 2029, 0, 5890, 0, 21127, 0, 75979, 0, 273657, 0, 1032161, 0, 3694665, 0, 12989200, 0, 48409376, 0, 174262116, 0, 642786775, 0, 2402713235, 0, 8918299277, 0, 32868170524, 0, 123143998606, 0]

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

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