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.

A326273 E.g.f.: Sum_{n>=0} ((1+x)^n - 1)^n * 3^n / n!.

Table of values

n a(n)
0 1
1 3
2 36
3 837
4 29592
5 1439775
6 90723564
7 7109399241
8 672900166584
9 75245901590187
10 9770338275393240
11 1452674820992915817
12 244491148094925021156
13 46131995287645828742727
14 9678693008639052537757380
15 2241968557540165237891804185
16 569848346606872473737714179056
17 158069419606634839915503628956051
18 47621655849844748263169576451111984
19 15515379326590122849811694557147948473
20 5445580659887211921286711773580373201820

List of values

[1, 3, 36, 837, 29592, 1439775, 90723564, 7109399241, 672900166584, 75245901590187, 9770338275393240, 1452674820992915817, 244491148094925021156, 46131995287645828742727, 9678693008639052537757380, 2241968557540165237891804185, 569848346606872473737714179056, 158069419606634839915503628956051, 47621655849844748263169576451111984, 15515379326590122849811694557147948473, 5445580659887211921286711773580373201820]

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

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