a(n) = a(n-1) + c(n) for n >= 3, a( ) increasing, given a(1)=3 a(2)=6; where c( ) is complement of a( ).

A022952

a(n) = a(n-1) + c(n) for n >= 3, a( ) increasing, given a(1)=3 a(2)=6; where c( ) is complement of a( ).

Terms

    a(0) =3a(1) =6a(2) =10a(3) =15a(4) =22a(5) =30a(6) =39a(7) =50a(8) =62a(9) =75a(10) =89a(11) =105a(12) =122a(13) =140a(14) =159a(15) =179a(16) =200a(17) =223a(18) =247a(19) =272a(20) =298a(21) =325a(22) =353a(23) =382a(24) =413a(25) =445a(26) =478a(27) =512a(28) =547a(29) =583

External references