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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.

A003418 Least common multiple (or LCM) of {1, 2, ..., n} for n >= 1, a(0) = 1.

Table of values

n a(n)
0 1
1 1
2 2
3 6
4 12
5 60
6 60
7 420
8 840
9 2520
10 2520
11 27720
12 27720
13 360360
14 360360
15 360360
16 720720
17 12252240
18 12252240
19 232792560
20 232792560
21 232792560
22 232792560
23 5354228880
24 5354228880
25 26771144400
26 26771144400
27 80313433200
28 80313433200
29 2329089562800
30 2329089562800

List of values

[1, 1, 2, 6, 12, 60, 60, 420, 840, 2520, 2520, 27720, 27720, 360360, 360360, 360360, 720720, 12252240, 12252240, 232792560, 232792560, 232792560, 232792560, 5354228880, 5354228880, 26771144400, 26771144400, 80313433200, 80313433200, 2329089562800, 2329089562800]

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

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