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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.

A152718 a(n) = 2*a(n-1) - a(n-2) + 2*a(n-3) - a(n-4) + a(n-5), n > 5.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 4
6 8
7 16
8 31
9 60
10 117
11 228
12 444
13 865
14 1685
15 3282
16 6393
17 12453
18 24257
19 47250
20 92038
21 179280
22 349218
23 680239
24 1325032
25 2581019
26 5027546
27 9793116
28 19075931
29 37157851
30 72379476
31 140987393
32 274628197
33 534946033
34 1042017030
35 2029736504
36 3953707240

List of values

[1, 1, 1, 1, 2, 4, 8, 16, 31, 60, 117, 228, 444, 865, 1685, 3282, 6393, 12453, 24257, 47250, 92038, 179280, 349218, 680239, 1325032, 2581019, 5027546, 9793116, 19075931, 37157851, 72379476, 140987393, 274628197, 534946033, 1042017030, 2029736504, 3953707240]

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

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