50200

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 31 ones.at n=21A031799
• Numbers k such that k and k^2 use only the digits 0, 2, 4 and 5.at n=37A136897
• Numbers k such that k and k^2 use only the digits 0, 2, 4, 5 and 7.at n=54A136899
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. B(x)^k, where B(x) is the e.g.f. of A385059.at n=42A385062