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.

A270670 E.g.f.: Product_{k>=1} (1 + k*sinh(x^k)).

Table of values

n a(n)
0 1
1 1
2 4
3 31
4 168
5 1841
6 18600
7 221845
8 2655408
9 44969041
10 703172880
11 11894018621
12 231354830520
13 4504644624793
14 100890401218152
15 2370351246834901
16 55456622199548640
17 1400307612079837985
18 39002429830457675808
19 1058964187034314179181
20 32049467535091477285800

List of values

[1, 1, 4, 31, 168, 1841, 18600, 221845, 2655408, 44969041, 703172880, 11894018621, 231354830520, 4504644624793, 100890401218152, 2370351246834901, 55456622199548640, 1400307612079837985, 39002429830457675808, 1058964187034314179181, 32049467535091477285800]

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

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