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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.

A379023 Expansion of (1/x) * Series_Reversion( x * ((1 - x - x^2)/(1 + x))^3 ).

Table of values

n a(n)
0 1
1 6
2 57
3 653
4 8277
5 111780
6 1576671
7 22955298
8 342377304
9 5204438258
10 80334470136
11 1255798641861
12 19840021268937
13 316286673287724
14 5081503084814883
15 82193597974971157
16 1337397202150986387
17 21875767255039745856
18 359499909751084059372
19 5932767953991599086905

List of values

[1, 6, 57, 653, 8277, 111780, 1576671, 22955298, 342377304, 5204438258, 80334470136, 1255798641861, 19840021268937, 316286673287724, 5081503084814883, 82193597974971157, 1337397202150986387, 21875767255039745856, 359499909751084059372, 5932767953991599086905]

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

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