OFFSET
1,1
COMMENTS
EXAMPLE
529200 = 2^4 * 3^3 * 5^2 * 7^2 is a term since 529200 and the next three numbers with the same prime signature as 529200, 793800 = 2^3 * 3^4 * 5^2 * 7^2, 882000 = 2^4 * 3^2 * 5^3 * 7^2, and 1234800 = 2^4 * 3^2 * 5^2 * 7^3, have the same set of distinct prime divisors, {2, 3, 5, 7}.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Amiram Eldar, Jan 03 2021
STATUS
approved