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.

A336877 The harmonic function on the Sierpinski gasket with vertices 0, 1, w = (-1)^(1/3) defined by the values a(0) = 0, a(1) = 1, a(w) = -1.

Table of values

n a(n)
0 0
1 1
2 5
3 12
4 25
5 41
6 60
7 85
8 125
9 168
10 205
11 245
12 300
13 361
14 425
15 504
16 625
17 749
18 840
19 925
20 1025
21 1128
22 1225
23 1337
24 1500
25 1669
26 1805
27 1944
28 2125
29 2321
30 2520
31 2761
32 3125
33 3492
34 3745
35 3965
36 4200
37 4429
38 4625
39 4836
40 5125
41 5417
42 5640
43 5857
44 6125
45 6408
46 6685
47 7013

List of values

[0, 1, 5, 12, 25, 41, 60, 85, 125, 168, 205, 245, 300, 361, 425, 504, 625, 749, 840, 925, 1025, 1128, 1225, 1337, 1500, 1669, 1805, 1944, 2125, 2321, 2520, 2761, 3125, 3492, 3745, 3965, 4200, 4429, 4625, 4836, 5125, 5417, 5640, 5857, 6125, 6408, 6685, 7013]