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A103856
Smallest prime factor of prime(n)! - prime(n)# + 1.
4
1, 1, 7, 4831, 3673, 16349, 5240507, 4159, 83, 3911, 401, 61, 66935021479, 199, 73, 152249, 379, 5014363, 181, 191, 277, 155893, 35851, 431, 1499
OFFSET
1,3
COMMENTS
a(26) has 160 digits and is too large to be included here.
LINKS
Reinhard Zumkeller, p(n)!-p(n )#+1
FORMULA
a(n) = A020639(A103855(n)).
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Feb 20 2005
STATUS
approved