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A046277
Largest prime substring in n! (0 if none).
2
0, 0, 2, 0, 2, 2, 7, 5, 3, 3, 3, 991, 9001, 227, 8291, 1307, 209227, 68742809, 4023737, 164510040883, 24329020081, 510909421717, 1240007, 258520167388849, 4840173323, 155112100433309, 9146112660563, 694504183521607
OFFSET
0,3
EXAMPLE
22! = 1{1240007}27777607680000.
CROSSREFS
Cf. A046276.
Sequence in context: A284570 A256847 A372023 * A053571 A307391 A129883
KEYWORD
nonn,base,less
AUTHOR
Patrick De Geest, Jun 15 1998
STATUS
approved