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.

A193435 exp( Sum_{n>=1} x^n / (n*(n+1)/2) ) = Sum_{n>=0} a(n)*x^n / (n!*(n+1)!).

Table of values

n a(n)
0 1
1 2
2 10
3 96
4 1528
5 36720
6 1248560
7 57272320
8 3417283968
9 257711328000
10 23999961081600
11 2707648512307200
12 364172045286804480
13 57600985355595601920
14 10589369533424230348800
15 2239779182794304126976000
16 540207965396186411279155200

List of values

[1, 2, 10, 96, 1528, 36720, 1248560, 57272320, 3417283968, 257711328000, 23999961081600, 2707648512307200, 364172045286804480, 57600985355595601920, 10589369533424230348800, 2239779182794304126976000, 540207965396186411279155200]