50386

Appears in sequences

• Least k such that the first k terms of A006928 contain n more 2's than 1's.at n=33A025507
• Numbers k such that the digits of k^2 are exactly the same (albeit in different order) as the digits of (k+1)^2.at n=15A072841
• Integers k for which {prime(1), prime(2), ..., prime(k)} (mod 4) is biased towards 1.at n=7A096628
• Number of n X 7 1..2 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in nondecreasing order.at n=11A166812
• a(n) = 3*C(n)-2, where C(n) = A000108(n).at n=10A171556
• Coefficients of mock modular form H_1^(5) (divided by 2).at n=24A256054
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 579", based on the 5-celled von Neumann neighborhood.at n=15A283090
• Number of length-n binary words having exactly one nontrivial palindrome prefix.at n=16A308529
• Numbers that are divisible by the total number of 1's in both the Zeckendorf and the dual Zeckendorf representations of all their divisors (A300837 and A333618).at n=23A333621