193662

Appears in sequences

• Partial sums of A007585.at n=26A051797
• 1/3 of the number of colorings of an n X n square array with 3 colors.at n=4A068253
• Array T(m,n) read by antidiagonals: T(m,n) = number of ways of 3-coloring an m X n grid (m >= 1, n >= 1).at n=40A078099
• Numbers in base 10 that are palindromic in bases 4 and 5.at n=7A097929
• G.f.: exp( Sum_{n>=1} (2*sigma(n^2) - sigma(n)^2) * x^n/n ).at n=24A195734
• Numbers that are nontrivially palindromic in two or more consecutive integer bases with non-constant number of digits .at n=12A327810
• G.f. satisfies A(x) = 1 + x^3*A(x)^5*(1 + x*A(x)).at n=19A365726