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A140171
Numbers n such that n=prime(prime(d_1!+d_2!+...+d_k!)) where d_1d_2...d_k is the decimal expansion of n.
0
18303877, 91744613
OFFSET
1,1
EXAMPLE
prime(prime(9!+1!+7!+4!+4!+6!+1!+3!))=91744613.
CROSSREFS
Cf. A140172.
Sequence in context: A222977 A203884 A209959 * A185854 A073033 A251389
KEYWORD
base,fini,full,nonn,bref
AUTHOR
Farideh Firoozbakht, May 14 2008
STATUS
approved