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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.

A334767 a(n) = Product_{k=1..n} d(2*k), where d() is the number of divisors function A000005.

Table of values

n a(n)
1 2
2 6
3 24
4 96
5 384
6 2304
7 9216
8 46080
9 276480
10 1658880
11 6635520
12 53084160
13 212336640
14 1274019840
15 10192158720
16 61152952320
17 244611809280
18 2201506283520
19 8806025134080
20 70448201072640
21 563585608581120
22 3381513651486720
23 13526054605946880

List of values

[2, 6, 24, 96, 384, 2304, 9216, 46080, 276480, 1658880, 6635520, 53084160, 212336640, 1274019840, 10192158720, 61152952320, 244611809280, 2201506283520, 8806025134080, 70448201072640, 563585608581120, 3381513651486720, 13526054605946880]

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

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