OFFSET
0,1
COMMENTS
All terms are primes.
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..2000
FORMULA
a(n) = Sum_{i=0..n} A111107(n-i) * binomial(n,i).
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jun 06 2025
STATUS
approved