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.

A241630 Number of compositions of n with exactly five descents.

Table of values

n a(n)
15 8
16 73
17 429
18 1945
19 7465
20 25317
21 78068
22 222963
23 597644
24 1518370
25 3683950
26 8586866
27 19320391
28 42127208
29 89307361
30 184578961
31 372786467
32 737212357
33 1429992711
34 2724852920
35 5107392644
36 9427895421
37 17157142969
38 30810379849
39 54643242181
40 95783964110
41 166059755226

List of values

[8, 73, 429, 1945, 7465, 25317, 78068, 222963, 597644, 1518370, 3683950, 8586866, 19320391, 42127208, 89307361, 184578961, 372786467, 737212357, 1429992711, 2724852920, 5107392644, 9427895421, 17157142969, 30810379849, 54643242181, 95783964110, 166059755226]

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

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