[seqfan] Re: A128895

[Frank Adams-Watters]

You don't have to put this kind of thing out on the mailing list. Just 
do it.

Franklin T. Adams-Watters

-----Original Message-----
From: Don Reble <djr at nk.ca>
To: Sequence Fanatics Discussion list <seqfan at list.seqfan.eu>
Sent: Sun, Sep 7, 2014 3:38 pm
Subject: [seqfan] A128895


> %I A128895
> %S 1,5,17,17,17,227,227,5297,5297,5297,226817,1227497,2270483,5967617,
> %T 8617187,27311693,39928787,39928787,345664343,345664343
> %N Least positive primitive root that all of the first n primes share.

more:
1
5
17
17
17
227
227
5297
5297
5297
226817
1227497
2270483
5967617
8617187
27311693
39928787
39928787
345664343
345664343
1528236617
5228756123
5228756123
43765113983
92425385687
92425385687
1305430578623
2476270591637
2476270591637
17494912155437
17494912155437
17494912155437
395951329249313
2839061077989923
3502502227646693
3502502227646693
45744446096990933


    A companion sequence:
	-a(n) is the greatest negative primitive root that all of the
	first n primes share.
     See also A002199. (Maybe I should call this one "least 
negative...".)
1
1
7
37
37
37
37
1423
10987
13297
219277
219277
669463
2215987
7841563
33376753
54444163
112545673
267625087
1676296087
2772262903
2782012963
4341199657
34694683237
39965586763
232265913427
1879768081657
1879768081657
4558224949063
4558224949063
45845964357433
45845964357433
342627981026797
2243939366489923
2243939366489923
2243939366489923
11452363266749953
11452363266749953

--
Don Reble  djr at nk.ca


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