OFFSET
1,1
COMMENTS
A109724(n) is a lower bound for the sum of terms of triangle.
LINKS
Carlos Rivera, Puzzle 1026. Another pine-like-prime puzzle, Prime Puzzles and Problems Connection.
EXAMPLE
19
For n=2: 3 5 11 , so a(2) = 19.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Michel Marcus, Jan 11 2021
STATUS
approved