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.

A249152 Exponent of 2 in the hyperfactorials: a(n) = A007814(A002109(n)).

Table of values

n a(n)
0 0
1 0
2 2
3 2
4 10
5 10
6 16
7 16
8 40
9 40
10 50
11 50
12 74
13 74
14 88
15 88
16 152
17 152
18 170
19 170
20 210
21 210
22 232
23 232
24 304
25 304
26 330
27 330
28 386
29 386
30 416
31 416
32 576
33 576
34 610
35 610
36 682
37 682
38 720
39 720
40 840
41 840
42 882
43 882
44 970
45 970
46 1016
47 1016
48 1208
49 1208
50 1258
51 1258
52 1362
53 1362
54 1416
55 1416
56 1584
57 1584
58 1642
59 1642

List of values

[0, 0, 2, 2, 10, 10, 16, 16, 40, 40, 50, 50, 74, 74, 88, 88, 152, 152, 170, 170, 210, 210, 232, 232, 304, 304, 330, 330, 386, 386, 416, 416, 576, 576, 610, 610, 682, 682, 720, 720, 840, 840, 882, 882, 970, 970, 1016, 1016, 1208, 1208, 1258, 1258, 1362, 1362, 1416, 1416, 1584, 1584, 1642, 1642]