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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.

A368373 a(n) = denominator of AM(n)-HM(n), where AM(n) and HM(n) are the arithmetic and harmonic means of the first n positive integers.

Table of values

n a(n)
1 1
2 6
3 11
4 50
5 137
6 98
7 363
8 1522
9 7129
10 14762
11 83711
12 172042
13 1145993
14 2343466
15 1195757
16 4873118
17 42142223
18 28548602
19 275295799
20 22334054
21 18858053
22 38186394
23 444316699
24 2695645910
25 34052522467
26 68791484534
27 312536252003
28 630809177806
29 9227046511387
30 18609365660294
31 290774257297357

List of values

[1, 6, 11, 50, 137, 98, 363, 1522, 7129, 14762, 83711, 172042, 1145993, 2343466, 1195757, 4873118, 42142223, 28548602, 275295799, 22334054, 18858053, 38186394, 444316699, 2695645910, 34052522467, 68791484534, 312536252003, 630809177806, 9227046511387, 18609365660294, 290774257297357]

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

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