0-additive sequence: a(n) is the smallest number larger than a(n-1) that is not the sum of any subset of earlier terms, starting with initial values {2, 5}.

A244749

0-additive sequence: a(n) is the smallest number larger than a(n-1) that is not the sum of any subset of earlier terms, starting with initial values {2, 5}.

Terms

    a(0) =2a(1) =5a(2) =6a(3) =9a(4) =10a(5) =28a(6) =29a(7) =85a(8) =86a(9) =256a(10) =257a(11) =769a(12) =770a(13) =2308a(14) =2309a(15) =6925a(16) =6926a(17) =20776a(18) =20777a(19) =62329a(20) =62330a(21) =186988a(22) =186989a(23) =560965a(24) =560966a(25) =1682896a(26) =1682897a(27) =5048689a(28) =5048690a(29) =15146068

External references