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.

A326272 E.g.f.: Sum_{n>=0} ((1+x)^n - 1)^n * 2^n / n!.

Table of values

n a(n)
0 1
1 2
2 16
3 264
4 6736
5 240160
6 11214144
7 657138944
8 46862522368
9 3973718103552
10 393443889049600
11 44826129808396288
12 5806491899779117056
13 846541984240702889984
14 137723354275132587802624
15 24818755539270666795663360
16 4922319631768240931906584576
17 1068365636390386171090826297344
18 252495346180630403940163162472448
19 64688594470052384103192832427687936
20 17893635413553390198442202310639616000

List of values

[1, 2, 16, 264, 6736, 240160, 11214144, 657138944, 46862522368, 3973718103552, 393443889049600, 44826129808396288, 5806491899779117056, 846541984240702889984, 137723354275132587802624, 24818755539270666795663360, 4922319631768240931906584576, 1068365636390386171090826297344, 252495346180630403940163162472448, 64688594470052384103192832427687936, 17893635413553390198442202310639616000]

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

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