65620

Appears in sequences

• Numbers k such that k^2 is palindromic in base 9.at n=25A029994
• Sums of 4 distinct powers of 9.at n=9A038489
• Numerators of continued fraction convergents to sqrt(535).at n=8A042022
• Modulo 2 binomial transform of 3^n.at n=10A100307
• A106486-encodings of combinatorial games with value 2.at n=38A125995
• Numbers such that the digital sum base 2 and the digital sum base 3 and the digital sum base 4 all are equal.at n=8A135122
• The positions i where A163355(i) = i, that is, the fixed points of permutation A163355.at n=40A163901
• Primitive numbers n such that 1/n is in the Cantor set.at n=37A173793
• Irregular triangle in which row n has primitive numbers k such that 1/k is in the Cantor set and the fraction 1/k has period n.at n=38A173800
• Number of 4-step one space for components leftwards or up, two space for components rightwards or down asymmetric quasi-bishop's tours (antidiagonal moves become knight moves) on an n X n board summed over all starting positions.at n=37A187608
• G.f. satisfies: A(x) = Product_{n>=0} (1 + x*(x+x^2)^n)/(1 - x*(x+x^2)^n).at n=15A192627
• Numbers containing only 1's and 0's in their base-2, base-3, and base-4 representations.at n=20A258981
• Palindromic numbers in bases 3 and 9 written in base 10.at n=72A259386
• If n = Sum 2^e(k), then a(n) = Sum 2^a(e(k)), with a(0) = 1.at n=30A381957