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.

A037576 Base-4 digits are, in order, the first n terms of the periodic sequence with initial period 1,3.

Table of values

n a(n)
1 1
2 7
3 29
4 119
5 477
6 1911
7 7645
8 30583
9 122333
10 489335
11 1957341
12 7829367
13 31317469
14 125269879
15 501079517
16 2004318071
17 8017272285
18 32069089143
19 128276356573
20 513105426295
21 2052421705181
22 8209686820727
23 32838747282909

List of values

[1, 7, 29, 119, 477, 1911, 7645, 30583, 122333, 489335, 1957341, 7829367, 31317469, 125269879, 501079517, 2004318071, 8017272285, 32069089143, 128276356573, 513105426295, 2052421705181, 8209686820727, 32838747282909]

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

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