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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.

A105226 Smallest prime p such that the number represented by the decimal string 1p1 is a product of n distinct primes.

Table of values

n a(n)
0 2
1 3
2 11
3 13
4 157
5 8209
6 31231
7 1608697
8 112328569
9 10247900863
10 21926946241
11 1256492087941
12 101017938127207
13 10019534732186179
14 103820246231814111793
15 6892441533761699205127
16 125403143123000002762783
17 1008021783580817338005763

List of values

[2, 3, 11, 13, 157, 8209, 31231, 1608697, 112328569, 10247900863, 21926946241, 1256492087941, 101017938127207, 10019534732186179, 103820246231814111793, 6892441533761699205127, 125403143123000002762783, 1008021783580817338005763]

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

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