a(n) = running sum of the first n harmonic numbers, multiplied by the LCM of 1..n.

A081530

a(n) = running sum of the first n harmonic numbers, multiplied by the LCM of 1..n.

Terms

    a(0) =1a(1) =5a(2) =26a(3) =77a(4) =522a(5) =669a(6) =5772a(7) =13827a(8) =48610a(9) =55991a(10) =699612a(11) =785633a(12) =11359222a(13) =12530955a(14) =13726712a(15) =29889983a(16) =550271934a(17) =593094837a(18) =12094689300a(19) =12932216325a(20) =13780828710a(21) =14640022575a(22) =356714770680a(23) =376932115005

External references