Number of base 7 n-digit numbers with adjacent digits differing by four or less.
A126502
Number of base 7 n-digit numbers with adjacent digits differing by four or less.
Terms
- a(0) =1a(1) =7a(2) =43a(3) =269a(4) =1679a(5) =10483a(6) =65449a(7) =408623a(8) =2551187a(9) =15928021a(10) =99444631a(11) =620870267a(12) =3876326801a(13) =24201367447a(14) =151098247483a(15) =943363239389
External references
- oeis: A126502