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.

A122609 Product of the first n 5-almost primes (A014614), divided by product of the first n primes, rounded down.

Table of values

n a(n)
1 16
2 256
3 3686
4 42130
5 413642
6 3563691
7 25155471
8 214483497
9 1566662070
10 9508018081
11 55207846924
12 298420794188
13 1513939638809
14 8555519354201
15 45872146324653
16 228495219428460
17 1045656088909905
18 4662597642352366
19 19485482684457652
20 82333025427285855

List of values

[16, 256, 3686, 42130, 413642, 3563691, 25155471, 214483497, 1566662070, 9508018081, 55207846924, 298420794188, 1513939638809, 8555519354201, 45872146324653, 228495219428460, 1045656088909905, 4662597642352366, 19485482684457652, 82333025427285855]

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

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