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.

A038091 Number of n-node rooted identity trees of height 7.

Table of values

n a(n)
8 1
9 6
10 20
11 54
12 132
13 303
14 672
15 1460
16 3120
17 6575
18 13707
19 28296
20 57938
21 117764
22 237878
23 477781
24 954910
25 1899930
26 3765054
27 7433724
28 14628436
29 28698388
30 56143591
31 109550807
32 213251179
33 414190801
34 802808056
35 1553046868
36 2998986556
37 5781366468
38 11127506290

List of values

[1, 6, 20, 54, 132, 303, 672, 1460, 3120, 6575, 13707, 28296, 57938, 117764, 237878, 477781, 954910, 1899930, 3765054, 7433724, 14628436, 28698388, 56143591, 109550807, 213251179, 414190801, 802808056, 1553046868, 2998986556, 5781366468, 11127506290]

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

Content is available under The OEIS End-User License Agreement.