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.

A282583 Number of compositions (ordered partitions) of n into quarter-squares (A002620).

Table of values

n a(n)
0 1
1 1
2 2
3 3
4 6
5 10
6 19
7 33
8 60
9 107
10 193
11 345
12 621
13 1113
14 1999
15 3586
16 6439
17 11554
18 20741
19 37223
20 66814
21 119916
22 215237
23 386310
24 693375
25 1244494
26 2233686
27 4009113
28 7195757
29 12915268
30 23180946
31 41606232
32 74676840
33 134033474
34 240569601
35 431785583
36 774989076
37 1390986741
38 2496608365
39 4481029864
40 8042762869

List of values

[1, 1, 2, 3, 6, 10, 19, 33, 60, 107, 193, 345, 621, 1113, 1999, 3586, 6439, 11554, 20741, 37223, 66814, 119916, 215237, 386310, 693375, 1244494, 2233686, 4009113, 7195757, 12915268, 23180946, 41606232, 74676840, 134033474, 240569601, 431785583, 774989076, 1390986741, 2496608365, 4481029864, 8042762869]

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

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