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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.

A306036 a(n) is the period of the decimal expansion of 1/(100^n - 10^n - 1).

Table of values

n a(n)
1 44
2 468
3 496620
4 16090340
5 2499916380
6 499999499999
7 47368416315780
8 71942445323740
9 71428571357142857
10 2413792682560590100
11 661025543433488700
12 998035336547180189380
13 9826562531691739684620
14 3086415088517393302531635
15 33093525179856082014388489204

List of values

[44, 468, 496620, 16090340, 2499916380, 499999499999, 47368416315780, 71942445323740, 71428571357142857, 2413792682560590100, 661025543433488700, 998035336547180189380, 9826562531691739684620, 3086415088517393302531635, 33093525179856082014388489204]

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

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