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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.

A072465 A Fibonacci-like model in which each pair of rabbits dies after the birth of their 4th litter: a(n) = a(n-2) + a(n-3) + a(n-4) + a(n-5).

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 3
5 5
6 7
7 11
8 17
9 26
10 40
11 61
12 94
13 144
14 221
15 339
16 520
17 798
18 1224
19 1878
20 2881
21 4420
22 6781
23 10403
24 15960
25 24485
26 37564
27 57629
28 88412
29 135638
30 208090
31 319243
32 489769
33 751383
34 1152740
35 1768485
36 2713135
37 4162377
38 6385743
39 9796737

List of values

[1, 1, 1, 2, 3, 5, 7, 11, 17, 26, 40, 61, 94, 144, 221, 339, 520, 798, 1224, 1878, 2881, 4420, 6781, 10403, 15960, 24485, 37564, 57629, 88412, 135638, 208090, 319243, 489769, 751383, 1152740, 1768485, 2713135, 4162377, 6385743, 9796737]

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

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