Number of n-step mappings with 5 inputs.

Terms

a(0) =1a(1) =52a(2) =358a(3) =1304a(4) =3455a(5) =7556a(6) =14532a(7) =25488a(8) =41709a(9) =64660a(10) =95986a(11) =137512a(12) =191243a(13) =259364a(14) =344240a(15) =448416a(16) =574617a(17) =725748a(18) =904894a(19) =1115320a(20) =1360471a(21) =1643972a(22) =1969628a(23) =2341424a(24) =2763525a(25) =3240276a(26) =3776202a(27) =4376008a(28) =5044579a(29) =5786980