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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.

A037610 Decimal expansion of a(n) is given by the first n terms of the periodic sequence with initial period 1,2,3.

Table of values

n a(n)
1 1
2 12
3 123
4 1231
5 12312
6 123123
7 1231231
8 12312312
9 123123123
10 1231231231
11 12312312312
12 123123123123
13 1231231231231
14 12312312312312
15 123123123123123
16 1231231231231231
17 12312312312312312
18 123123123123123123
19 1231231231231231231
20 12312312312312312312

List of values

[1, 12, 123, 1231, 12312, 123123, 1231231, 12312312, 123123123, 1231231231, 12312312312, 123123123123, 1231231231231, 12312312312312, 123123123123123, 1231231231231231, 12312312312312312, 123123123123123123, 1231231231231231231, 12312312312312312312]

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

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