5513508

Appears in sequences

• Numbers m such that m^2 + (reversal of m)^2 is a square. (Leading 0's are ignored.)at n=8A068536
• Triangle read by rows: t(n,m) = binomial(2*n,2*m) * binomial(n,m).at n=49A155495
• Triangle read by rows: t(n,m) = binomial(2*n,2*m) * binomial(n,m).at n=50A155495
• Square array read by antidiagonals downwards: super Patalan numbers of order 6.at n=24A248328
• Expansion of e.g.f. exp( Sum_{k>=0} x^(3*k+5) / (3*k+5)! ).at n=18A365897