login
A104358
Smallest prime factor of A104357(n) = A104350(n) - 1.
8
1, 5, 11, 59, 179, 1259, 11, 7559, 37799, 415799, 71, 227, 5981, 9067, 1135133999, 11717, 61, 79, 5499724229999, 97, 1543, 31, 29220034833989999, 8937119, 181, 401, 124759, 443851, 31, 2141, 3082663, 8191, 37230797, 1697, 1408101540804746673385499999, 10613, 73, 59, 107, 79, 617, 163, 173
OFFSET
2,2
COMMENTS
a(n) = A020639(A104357(n)).
LINKS
Tyler Busby, Table of n, a(n) for n = 2..181 (terms 2..120 from Chai Wah Wu, terms 121..160 from Max Alekseyev)
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Mar 06 2005
EXTENSIONS
Typo in data corrected by Gionata Neri, Oct 20 2017
STATUS
approved