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.

A379617 Numerators of the partial alternating sums of the reciprocals of the sum of bi-unitary divisors function (A188999).

Table of values

n a(n)
1 1
2 2
3 11
4 43
5 53
6 4
7 37
8 103
9 23
10 65
11 71
12 337
13 2539
14 1217
15 2539
16 7337
17 7757
18 1501
19 7883
20 7631
21 31469
22 30629
23 31889
24 6277
25 84625
26 82753
27 423593
28 82753
29 426869
30 421409
31 216847
32 213727
33 108911
34 11899
35 24253
36 119081
37 2317139
38 760853
39 773203
40 6889667
41 7037867
42 13946059

List of values

[1, 2, 11, 43, 53, 4, 37, 103, 23, 65, 71, 337, 2539, 1217, 2539, 7337, 7757, 1501, 7883, 7631, 31469, 30629, 31889, 6277, 84625, 82753, 423593, 82753, 426869, 421409, 216847, 213727, 108911, 11899, 24253, 119081, 2317139, 760853, 773203, 6889667, 7037867, 13946059]