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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.

A368372 a(n) = numerator 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 0
2 1
3 4
4 29
5 111
6 103
7 472
8 2369
9 12965
10 30791
11 197346
12 452993
13 3337271
14 7485915
15 4160656
16 18358463
17 170991927
18 124184839
19 1278605110
20 110351535
21 98802055
22 211524139
23 2595194516
24 16562041459
25 219589922071
26 464651871609
27 2207044831642
28 4649180818987
29 70862100349605
30 148699793966557

List of values

[0, 1, 4, 29, 111, 103, 472, 2369, 12965, 30791, 197346, 452993, 3337271, 7485915, 4160656, 18358463, 170991927, 124184839, 1278605110, 110351535, 98802055, 211524139, 2595194516, 16562041459, 219589922071, 464651871609, 2207044831642, 4649180818987, 70862100349605, 148699793966557]

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

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