50300

Appears in sequences

• Numbers where k-th digit from right is either 0 or k.at n=20A063013
• Binomial transform of A130008.at n=14A130587
• Numbers such that the digital sum base 2 and the digital sum base 5 and the digital sum base 10 all are equal.at n=34A135125
• Numbers k such that k and k^2 use only the digits 0, 2, 3, 5 and 9.at n=58A136891
• Numbers k such that k and k+1 have different (ordered) prime signatures and d_3(k) = d_3(k+1), where d_3 is A007425.at n=5A333057
• G.f. satisfies A(x) = exp( Sum_{k>=1} (-1)^(k+1) * A(2*x^k) * x^k/k ).at n=6A363425