Number of 1's in n-th term of A022470.

Terms

a(0) =0a(1) =1a(2) =3a(3) =2a(4) =3a(5) =6a(6) =6a(7) =6a(8) =12a(9) =13a(10) =12a(11) =23a(12) =29a(13) =33a(14) =50a(15) =69a(16) =76a(17) =108a(18) =150a(19) =172a(20) =226a(21) =323a(22) =385a(23) =518a(24) =698a(25) =884a(26) =1146a(27) =1539a(28) =1961a(29) =2537