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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.

A120834 Denominators of partial sums of (p+q)/p*q, where p and q are primes.

Table of values

n a(n)
1 1
2 5
3 10
4 70
5 630
6 2520
7 2520
8 32760
9 32760
10 32760
11 32760
12 622440
13 622440
14 622440
15 1244880
16 6224400
17 6224400
18 6224400
19 1556100
20 17117100
21 530630100
22 530630100
23 176876700
24 176876700
25 176876700

List of values

[1, 5, 10, 70, 630, 2520, 2520, 32760, 32760, 32760, 32760, 622440, 622440, 622440, 1244880, 6224400, 6224400, 6224400, 1556100, 17117100, 530630100, 530630100, 176876700, 176876700, 176876700]

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

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