26241

Appears in sequences

• Least k such that first k terms of A022300 contain n more 2's than 1's.at n=28A025515
• a(n) = T(3,n), array T given by A048471.at n=8A036543
• Centered 32-gonal numbers.at n=40A195315
• Expansion of (1+3*x+5*x^2-x^3)/((1-x^2)*(1-3*x^2)).at n=16A220944
• Number of (n+1) X (7+1) 0..1 arrays with no 2 X 2 subblock having the sum of its diagonal elements greater than the maximum of its antidiagonal elements.at n=12A251127
• Consider a number x = concat(a,b). Sequence lists numbers x such that digits of b^a end in x.at n=20A266818
• Number of simple (not necessarily connected) untraceable graphs on n nodes.at n=8A283420