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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..22

Reinhard Zumkeller, p(n)!-p(n )#+1

FORMULA

a(n) = A006530(A103855(n)).

CROSSREFS

Cf. A006530, A103855, A103856, A103892.

Sequence in context: A006541 A189647 A185674 * A263160 A032463 A298273

Adjacent sequences:  A103854 A103855 A103856 * A103858 A103859 A103860

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Feb 20 2005

STATUS

approved

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Last modified March 30 22:55 EDT 2020. Contains 333132 sequences. (Running on oeis4.)