Divide the terms of the harmonic series into groups sequentially so that the sum of each group is minimally greater than 1. a(n) is the number of terms in the n-th group.

A331030

Divide the terms of the harmonic series into groups sequentially so that the sum of each group is minimally greater than 1. a(n) is the number of terms in the n-th group.

Terms

    a(0) =2a(1) =5a(2) =13a(3) =36a(4) =98a(5) =266a(6) =723a(7) =1965a(8) =5342a(9) =14521a(10) =39472a(11) =107296a(12) =291661a(13) =792817a(14) =2155100a(15) =5858169a(16) =15924154a(17) =43286339a(18) =117664468a(19) =319845186a(20) =869429357a(21) =2363354022a(22) =6424262292a(23) =17462955450a(24) =47469234471a(25) =129034757473a(26) =350752836478a(27) =953445061679

External references