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.

A296064 a(1) = 0; thereafter a(n) is the smallest number (in absolute value) not yet in the sequence such that the arithmetic mean of the first n terms a(1), a(2), ..., a(n) is an integer. Preference is given to positive values of a(n).

Table of values

n a(n)
1 0
2 2
3 1
4 -3
5 5
6 -5
7 7
8 -7
9 9
10 -9
11 11
12 -11
13 13
14 -13
15 15
16 -15
17 17
18 -17
19 19
20 -19
21 21
22 -21
23 23
24 -23
25 25
26 -25
27 27
28 -27
29 29
30 -29
31 31
32 -31
33 33
34 -33
35 35
36 -35
37 37
38 -37
39 39
40 -39
41 41
42 -41
43 43
44 -43
45 45
46 -45
47 47
48 -47
49 49
50 -49
51 51
52 -51

List of values

[0, 2, 1, -3, 5, -5, 7, -7, 9, -9, 11, -11, 13, -13, 15, -15, 17, -17, 19, -19, 21, -21, 23, -23, 25, -25, 27, -27, 29, -29, 31, -31, 33, -33, 35, -35, 37, -37, 39, -39, 41, -41, 43, -43, 45, -45, 47, -47, 49, -49, 51, -51]

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

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