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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.

A383719 a(n) = Pell(n) * Pell(n-1) * Pell(n-2) * Pell(n-3) * Pell(n-4) / 3480.

Table of values

n a(n)
5 1
6 70
7 5915
8 482664
9 39618670
10 3248730940
11 266442347522
12 21851425660680
13 1792084691254935
14 146972777186757522
15 12053560080255418725
16 988538895611708641200
17 81072243052956528402380
18 6648912468496274313591800
19 545291894670184984544154100
20 44720584275276797753993516592

List of values

[1, 70, 5915, 482664, 39618670, 3248730940, 266442347522, 21851425660680, 1792084691254935, 146972777186757522, 12053560080255418725, 988538895611708641200, 81072243052956528402380, 6648912468496274313591800, 545291894670184984544154100, 44720584275276797753993516592]

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

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