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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.

A368938 Expansion of (1/x) * Series_Reversion( x * (1-x)^2 * (1-x+x^2) ).

Table of values

n a(n)
0 1
1 3
2 14
3 78
4 479
5 3129
6 21332
7 150057
8 1081118
9 7937589
10 59174752
11 446744610
12 3408616155
13 26242751046
14 203615759472
15 1590550846398
16 12498584431503
17 98731454253945
18 783581338236326
19 6245066800130298
20 49961547869830135
21 401076129627216180
22 3229808459696023980

List of values

[1, 3, 14, 78, 479, 3129, 21332, 150057, 1081118, 7937589, 59174752, 446744610, 3408616155, 26242751046, 203615759472, 1590550846398, 12498584431503, 98731454253945, 783581338236326, 6245066800130298, 49961547869830135, 401076129627216180, 3229808459696023980]

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

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