Number of base 25 n-digit numbers with adjacent digits differing by three or less.

A126493

Number of base 25 n-digit numbers with adjacent digits differing by three or less.

Terms

    a(0) =1a(1) =25a(2) =163a(3) =1085a(4) =7275a(5) =48993a(6) =330875a(7) =2239053a(8) =15174303a(9) =102954301a(10) =699137069a(11) =4750953363a(12) =32302586991a(13) =219726864037

External references