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.

A306557 Numerator coefficients of the bivariate Maclaurin series ("inverse Kepler equation") developed as Lagrange inversion E=KeplerInv(e,M) of Kepler's equation M = Kepler(e,E) = E - e*sin(E).

Table of values

n a(n)
0 1
1 1
2 9
3 1
4 54
5 225
6 1
7 243
8 4131
9 11025
10 1
11 1008
12 50166
13 457200
14 893025
15 1
16 4077
17 520218
18 11708154
19 70301925
20 108056025
21 1
22 16362
23 5020623
24 243313164
25 3274844175
26 14427513450
27 18261468225
28 1
29 65511
30 46789461
31 4535570691
32 119537963811
33 1107456067125
34 3821273720775
35 4108830350625

List of values

[1, 1, 9, 1, 54, 225, 1, 243, 4131, 11025, 1, 1008, 50166, 457200, 893025, 1, 4077, 520218, 11708154, 70301925, 108056025, 1, 16362, 5020623, 243313164, 3274844175, 14427513450, 18261468225, 1, 65511, 46789461, 4535570691, 119537963811, 1107456067125, 3821273720775, 4108830350625]