Number of letters in English words for months of year.

Terms

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