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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.

A261359 Pentatope of coefficients in expansion of (1 + x + 2*y + 2*z)^n.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 2
5 1
6 2
7 4
8 4
9 1
10 4
11 4
12 4
13 8
14 4
15 1
16 3
17 6
18 6
19 3
20 12
21 12
22 12
23 24
24 12
25 1
26 6
27 6
28 12
29 24
30 12
31 8
32 24
33 24
34 8
35 1
36 4
37 8
38 8
39 6
40 24
41 24
42 24
43 48
44 24
45 4
46 24
47 24
48 48
49 96
50 48
51 32
52 96
53 96
54 32
55 1
56 8
57 8
58 24
59 48
60 24
61 32
62 96
63 96
64 32
65 16
66 64
67 96
68 64
69 16
70 1
71 5
72 10
73 10
74 10
75 40
76 40
77 40
78 80
79 40
80 10
81 60
82 60
83 120
84 240
85 120
86 80
87 240
88 240
89 80
90 5
91 40
92 40
93 120
94 240
95 120
96 160
97 480
98 480
99 160
100 80
101 320
102 480
103 320
104 80
105 1
106 10
107 10
108 40
109 80
110 40
111 80
112 240
113 240
114 80
115 80
116 320
117 480
118 320
119 80
120 32
121 160
122 320
123 320
124 160
125 32

List of values

[1, 1, 1, 2, 2, 1, 2, 4, 4, 1, 4, 4, 4, 8, 4, 1, 3, 6, 6, 3, 12, 12, 12, 24, 12, 1, 6, 6, 12, 24, 12, 8, 24, 24, 8, 1, 4, 8, 8, 6, 24, 24, 24, 48, 24, 4, 24, 24, 48, 96, 48, 32, 96, 96, 32, 1, 8, 8, 24, 48, 24, 32, 96, 96, 32, 16, 64, 96, 64, 16, 1, 5, 10, 10, 10, 40, 40, 40, 80, 40, 10, 60, 60, 120, 240, 120, 80, 240, 240, 80, 5, 40, 40, 120, 240, 120, 160, 480, 480, 160, 80, 320, 480, 320, 80, 1, 10, 10, 40, 80, 40, 80, 240, 240, 80, 80, 320, 480, 320, 80, 32, 160, 320, 320, 160, 32]