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.

A074890 Decimal form of binary integers produced by a modified version of Wolfram's Rule 30 one-dimensional cellular automaton.

Table of values

n a(n)
0 1
1 3
2 6
3 13
4 25
5 55
6 100
7 222
8 401
9 891
10 1602
11 3559
12 6428
13 14258
14 25647
15 56936
16 102860
17 228154
18 410339
19 910998
20 1645813
21 3650437
22 6565453
23 14576121
24 26332935
25 58407052
26 105047514
27 233217299
28 421327294
29 934513441
30 1680759539

List of values

[1, 3, 6, 13, 25, 55, 100, 222, 401, 891, 1602, 3559, 6428, 14258, 25647, 56936, 102860, 228154, 410339, 910998, 1645813, 3650437, 6565453, 14576121, 26332935, 58407052, 105047514, 233217299, 421327294, 934513441, 1680759539]

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

Content is available under The OEIS End-User License Agreement.