A126419 Number of base 32 n-digit numbers with adjacent digits differing by two or less.

1, 32, 154, 750, 3668, 17986, 88348, 434524, 2139230, 10540030, 51964360, 256332260, 1265027930, 6245522700, 30845183058, 152383470186, 753018119972, 3722010001906, 18401089523298, 90990129769076, 450009665618408

Offset: 0

Author

R. H. Hardin, Dec 28 2006

Keywords

• nonn
• base

Comments

[Empirical] a(base,n)=a(base-1,n)+5^(n-1) for base>=2n-1; a(base,n)=a(base-1,n)+5^(n-1)-2 when base=2n-2

Crossrefs

Cf. Base 32 differing by one or less A126386.