cp's OEIS Frontend

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.

A101628 Denominator of partial sums of a certain series.

Table of values

n a(n)
1 1
2 35
3 210
4 30030
5 12012
6 1293292
7 6466460
8 743642900
9 6692786100
10 6016814703900
11 12033629407800
12 63606326869800
13 63606326869800
14 784965679900201800
15 784965679900201800
16 258253708687166392200
17 19865669899012799400
18 31905469837808435400
19 31905469837808435400
20 114827785946272559004600

List of values

[1, 35, 210, 30030, 12012, 1293292, 6466460, 743642900, 6692786100, 6016814703900, 12033629407800, 63606326869800, 63606326869800, 784965679900201800, 784965679900201800, 258253708687166392200, 19865669899012799400, 31905469837808435400, 31905469837808435400, 114827785946272559004600]

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

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