2620379

Properties

Appears in sequences

• Similar to A137284, but considering Sum{ k = 1,2,3,... } 5^(-nk).at n=39A136275
• Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section.at n=30A286781
• Column 2 of A286781.at n=5A286787
• Prime numbersat n=191245