A125352 Number of base 15 circular n-digit numbers with adjacent digits differing by 4 or less.

1, 15, 115, 735, 5435, 40965, 315991, 2469909, 19495747, 154956453, 1237813755, 9923510469, 79762415747, 642295225197, 5178982417003, 41798669030805, 337575342572995, 2727627544083901, 22046802610388635, 178241899736229829

Offset: 0

Author

R. H. Hardin, Dec 28 2006

Keywords

• nonn
• base

Comments

[Empirical] a(base,n)=a(base-1,n)+A025014(n+1) for base>=4.int(n/2)+1

Links

• OEIS Wiki, Number of base k circular n-digit numbers with adjacent digits differing by d or less