a(n) is the least number of terms in the sum S = 1/(n+1) + 1/(n+2) + 1/(n+3) + ... such that S > n.
A357923
a(n) is the least number of terms in the sum S = 1/(n+1) + 1/(n+2) + 1/(n+3) + ... such that S > n.
Terms
- a(0) =1a(1) =3a(2) =17a(3) =68a(4) =242a(5) =812a(6) =2619a(7) =8224a(8) =25345a(9) =77006a(10) =231355a(11) =688758a(12) =2034965a(13) =5973932a(14) =17441201a(15) =50678536a(16) =146643235a(17) =422769139a(18) =1214857227a(19) =3480786068a(20) =9946872233a(21) =28357093263a(22) =80667175724a(23) =229020154166a(24) =649028530125
External references
- oeis: A357923