73260

Appears in sequences

• Theta series of 14-dimensional integral laminated lattice LAMBDA14.2 with minimal norm 4.at n=4A046958
• Coefficients of ménage hit polynomials.at n=4A058090
• Even numbers k such that the central binomial coefficient A000984(k, k/2) is divisible by k^2.at n=36A080395
• Numbers k such that if you subtract k-reversed from k you get a natural number with the same digits as k.at n=24A121969
• Triangle, read by rows, where the g.f. of row n equals Product_{k=0..n-1} (1 + k*y + y^2) for n>0 with a single '1' in row 0.at n=72A201949
• Central coefficients in Product_{k=0..n-1} (1 + k*x + x^2).at n=8A201950
• Convolution of central binomial coefficients and partition numbers.at n=9A304824
• Numbers k such that s(k) = s(k+1), where s(k) is the unitary analog of the alternating sum-of-divisors function (A307037).at n=23A333408