OFFSET
1,2
COMMENTS
These are the numbers that take the longest to appear in A280864.
It appears to consist of 1, 25, and the primes.
LINKS
N. J. A. Sloane, Table of n, a(n) for n = 1..5177
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Apr 30 2024
STATUS
approved