OFFSET
1,2
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..150
EXAMPLE
n a(n) prime factorization number of divisors
-- ------ ---------------------- ------------------
1 1 - 1
2 7 7 2
3 49 7^2 3
4 77 7 * 11 4
5 539 7^2 * 11 6
6 1001 7 * 11 * 13 8
7 5929 7^2 * 11^2 9
8 7007 7^2 * 11 * 13 12
9 17017 7 * 11 * 13 * 17 16
10 77077 7^2 * 11^2 * 13 18
11 119119 7^2 * 11 * 13 * 17 24
CROSSREFS
KEYWORD
nonn
AUTHOR
Jon E. Schoenfield, Jun 27 2021
STATUS
approved