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.

A207648 Expansion of e.g.f. Sum_{n>=0} 1/(n+1)! * Product_{k=1..n} ((1+x)^(n+k) - 1).

Table of values

n a(n)
0 1
1 1
2 5
3 60
4 1192
5 34790
6 1378380
7 70445130
8 4478636736
9 344722776048
10 31454679473280
11 3345722335272240
12 409180573835161920
13 56883771843543627840
14 8902319140111902785280
15 1555438839901675382253600
16 301239031844599064651635200
17 64260075520580099615272097280

List of values

[1, 1, 5, 60, 1192, 34790, 1378380, 70445130, 4478636736, 344722776048, 31454679473280, 3345722335272240, 409180573835161920, 56883771843543627840, 8902319140111902785280, 1555438839901675382253600, 301239031844599064651635200, 64260075520580099615272097280]