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.

A285381 G.f.: 1/(1 - 1!*x/(1 - 2!*x^2/(1 - 3!*x^3/(1 - 4!*x^4/(1 - 5!*x^5/(1 - 6!*x^6/(1 - ...))))))), a continued fraction.

Table of values

n a(n)
0 1
1 1
2 1
3 3
4 5
5 11
6 33
7 67
8 169
9 435
10 1265
11 3035
12 8025
13 22243
14 60721
15 191307
16 491657
17 1404371
18 4089633
19 12183835
20 36872377
21 126189219
22 350136977
23 1062359147
24 3386475177
25 10757830387
26 36121721857
27 120817807419
28 482847966617
29 1391650703939
30 4654331013489

List of values

[1, 1, 1, 3, 5, 11, 33, 67, 169, 435, 1265, 3035, 8025, 22243, 60721, 191307, 491657, 1404371, 4089633, 12183835, 36872377, 126189219, 350136977, 1062359147, 3386475177, 10757830387, 36121721857, 120817807419, 482847966617, 1391650703939, 4654331013489]

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

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