Numbers of letters in n (in the Norwegian language Bokmål).

Terms

a(0) =2a(1) =2a(2) =3a(3) =4a(4) =3a(5) =4a(6) =3a(7) =4a(8) =2a(9) =2a(10) =6a(11) =4a(12) =7a(13) =7a(14) =6a(15) =7a(16) =6a(17) =5a(18) =6a(19) =4a(20) =6a(21) =6a(22) =7a(23) =8a(24) =7a(25) =8a(26) =7a(27) =8a(28) =6a(29) =6