# A103186: Counting numbers in the digits of pi

Graeme McRae g_m at mcraefamily.com
Sat Mar 19 22:21:16 CET 2005

```1, 6, 9, 19, 31, 41, 47, 52, 55, 163, 174, 220, 281, 295, 314, 396, 428,
446, 495, 600, 650, 661, 698, 803, 822, 841, 977, 1090, 1124, 1358, 1435,
1501, 1667, 1668, 1719, 1828, 1926, 1968, 1987, 2007, 2161, 2210, 2236,
2261, 2305, 2416, 2509, 2555, 2595, 2860, 2937, 3006, 3188, 3609, 3895,
4049, 4058, 4061, 4085, 4149, 4171, 4232, 4301, 4386, 4407, 4435, 4708,
4988, 5002, 5104, 5178, 5226, 5230, 5244, 5343, 5430, 5438, 5516, 5576,
5655, 5753, 5844, 5856, 5989, 6154, 6212, 6297, 6391, 6555, 6624, 6712,
6752, 6767, 6817, 6922, 6966, 7020, 7042, 7150, 7770, 8040, 8196, 8734
----- Original Message -----
From: "Alonso Del Arte" <alonso.delarte at gmail.com>
To: <seqfan at ext.jussieu.fr>
Sent: Saturday, March 19, 2005 11:35 AM
Subject: A103186: Counting numbers in the digits of pi

> After I mentioned the printing of pi with the numbers of A000027
> bolded in order, in the February issue of Bob's Poetry Magazine, Neil
> has added A103186, a(n) is the position of the start of the first
> occurrence of n > a(n-1) after the decimal point in pi to the OEIS.
> I've gone up to n = 25,
>
> 1, 6, 9, 19, 31, 41, 47, 52, 55, 163, 174, 220, 281, 295, 314, 396,
> 428, 446, 495, 600, 650, 661, 698, 803, 822
>
> but given how easy it is to screw up on this (Bob Happelberg screwed
> up by not taking into account strings split across line endings) I
> would feel more comfortable if someone with the time and inclination
> doublechecked these results. Thanks in advance to whoever doublechecks
> this.
>
> Alonso
>

```