77070

Appears in sequences

• Numbers k having exactly 5 distinct prime factors, the largest of which is greater than or equal to sqrt(k) (i.e., sqrt(k)-rough numbers with exactly 5 distinct prime factors).at n=26A115959
• Numbers whose set of base 10 digits is {0,7}.at n=26A204094
• Sum of the sizes of the Durfee squares of all partitions of n that do not contain 1 as a part, but with a(1) = 1.at n=46A208474
• Number of rooted highly irregular trees with n nodes.at n=34A259863
• The poor sandwiches sequence (see Comments lines for definition).at n=30A335600