81712

Appears in sequences

• Numbers n such that n and n-1 are differences between 2 positive cubes in at least one way.at n=34A038595
• Coefficients in the expansion of 1/([r]-[2*r]*x+[3*r]*x^2-...); []=floor, r=3*e/5.at n=19A288232
• Coefficients in the expansion of 1/([r]-[2r]x+[3r]x^2-...); [ ]=floor, r=13/8.at n=19A289261