-2355

Appears in sequences

• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A115216; by antidiagonals.at n=30A202868
• Values of n such that L(11) and N(11) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.at n=43A227449
• Expansion of f(-x^3)^3 / (f(-x^2) * f(-x^4)^2) in powers of x where f() is a Ramanujan theta function.at n=33A262150
• E.g.f. A(x) satisfies A(x) = exp( sin(x * A(x)^2) / A(x)^2 ).at n=6A381413