Number of sets of nonempty words over binary alphabet where each letter occurs n times.
A360638
Number of sets of nonempty words over binary alphabet where each letter occurs n times.
Terms
- a(0) =1a(1) =3a(2) =16a(3) =100a(4) =593a(5) =3497a(6) =20316a(7) =116378a(8) =658214a(9) =3679450a(10) =20350028a(11) =111459648a(12) =605060633a(13) =3257784589a(14) =17408647968a(15) =92378535290a(16) =487031130699
External references
- oeis: A360638