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.

A240741 Number of compositions of n having exactly six fixed points.

Table of values

n a(n)
21 1
22 1
23 3
24 7
25 16
26 35
27 76
28 155
29 334
30 691
31 1427
32 2928
33 5985
34 12181
35 24718
36 50052
37 101060
38 203767
39 410240
40 824943
41 1657225
42 3326530
43 6672880
44 13378262
45 26809661
46 53706442
47 107555030
48 215342201
49 431063039
50 862743300
51 1726491928
52 3454620480
53 6911903675
54 13828137410

List of values

[1, 1, 3, 7, 16, 35, 76, 155, 334, 691, 1427, 2928, 5985, 12181, 24718, 50052, 101060, 203767, 410240, 824943, 1657225, 3326530, 6672880, 13378262, 26809661, 53706442, 107555030, 215342201, 431063039, 862743300, 1726491928, 3454620480, 6911903675, 13828137410]

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

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