Map numbers to number of letters in English name; sequence gives number of steps to converge (to 4).

A016037

Map numbers to number of letters in English name; sequence gives number of steps to converge (to 4).

Terms

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

External references