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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.

A060042 G.f.: V(x)^(1/4), where V(x) = Sum_{n >= 0} A065409(n)*x^n.

Table of values

n a(n)
0 1
1 2
2 30
3 420
4 5766
5 79356
6 1105868
7 15656200
8 225102726
9 3280346476
10 48334394756
11 718513364856
12 10756854024476
13 161965917024856
14 2450288410421976
15 37217243114489616
16 567231522298906566
17 8671114430550556236
18 132902927261011018836
19 2041798846285571043096

List of values

[1, 2, 30, 420, 5766, 79356, 1105868, 15656200, 225102726, 3280346476, 48334394756, 718513364856, 10756854024476, 161965917024856, 2450288410421976, 37217243114489616, 567231522298906566, 8671114430550556236, 132902927261011018836, 2041798846285571043096]

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

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