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A103857
Greatest prime factor of prime(n)! - prime(n)# + 1.
4
1, 1, 13, 4831, 10867, 380879, 67872713, 29248641596329, 5375659901, 2260742008115495258127626261, 39302553278734052383226897, 2202226772995090243, 363934772650919, 125129894757902719183
OFFSET
1,3
LINKS
Reinhard Zumkeller, p(n)!-p(n )#+1
FORMULA
a(n) = A006530(A103855(n)).
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Feb 20 2005
STATUS
approved