-978

Appears in sequences

• Expansion of (1-x)^(-1)/(1+x-2*x^3).at n=23A077904
• INVERTi transform of d(n), A000005.at n=55A159933
• Expansion of (1 - x - x^2 + sqrt((1 - x - x^2)^2 - 4*x^3))/2 in powers of x.at n=13A292461
• Expansion of q * f(-q^1, -q^6)^3 / f(-q^2, -q^5)^2 * f(-q^3, -q^4) in powers of q where f() is Ramanujan's two-variable theta function.at n=31A305443
• a(n) = n - 2^(sum of digits of n).at n=46A328882
• The residue of p(n) modulo q(n) in the interval (-q(n)/2, q(n)/2], where p(n) = A000041(n) and q(n) = A000009(n).at n=44A386703