-1228

Appears in sequences

• Imaginary part of Gaussian amicable numbers in order of increasing magnitude. See A102924 for the real part.at n=2A102925
• Inverse binomial transform of A007910.at n=23A137505
• Expansion of (phi(-q) / phi(-q^5))^2 in powers of q where phi() is a Ramanujan theta function.at n=40A138518
• G.f.: A(x) = exp( Sum_{n>=1} A162552(n) * 2*A006519(n) * x^n/n ).at n=23A161803
• Coefficient array for the fourth power of Chebyshev's S-polynomials as a function of x^2.at n=39A219234
• Expansion of Product_{k>=1} (1 - k*x^k) / (1 + x^k).at n=35A269339
• Convolution square of A255528.at n=21A278710
• Triangle read by rows of coefficients for functions and generating functions for the number of achiral color patterns (set partitions) for a row or loop of varying length using exactly n colors (sets).at n=62A305008