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.

A184819 E.g.f.: A(x) = Sum_{n>=0} (-log(1-x))^[n*phi^2] / [n*phi^2]!, where [n*phi^2] = A001950(n), the upper Wythoff sequence, and phi = (1+sqrt(5))/2.

Table of values

n a(n)
0 1
1 0
2 1
3 3
4 11
5 51
6 289
7 1940
8 15056
9 132579
10 1305352
11 14203398
12 169179053
13 2188695718
14 30552880513
15 457633893249
16 7319707872140
17 124497880667346
18 2243512187621332
19 42695546402663276
20 855593102807351931

List of values

[1, 0, 1, 3, 11, 51, 289, 1940, 15056, 132579, 1305352, 14203398, 169179053, 2188695718, 30552880513, 457633893249, 7319707872140, 124497880667346, 2243512187621332, 42695546402663276, 855593102807351931]