43978

Appears in sequences

• Triangle read by rows: rows = inverse binomial transforms of columns of A309220.at n=46A118980
• Number of non-self-conjugate solutions of X + Y = 2Z (integer, disjoint triples from {1,2,3,...,3n}).at n=8A282619
• Numbers k such that k and k + 1 have the same norm of the sum of divisors in Gaussian integers.at n=2A332315
• G.f. A(x) satisfies A(x) = (1 + x^4) * (1 + x*A(x)^3).at n=8A379160