Number of 0..n arrays of length 5 with each element differing from at least one neighbor by something other than 1, starting with 0.

A221543

Number of 0..n arrays of length 5 with each element differing from at least one neighbor by something other than 1, starting with 0.

Terms

    a(0) =3a(1) =22a(2) =103a(3) =303a(4) =716a(5) =1455a(6) =2658a(7) =4487a(8) =7128a(9) =10791a(10) =15710a(11) =22143a(12) =30372a(13) =40703a(14) =53466a(15) =69015a(16) =87728a(17) =110007a(18) =136278a(19) =166991a(20) =202620a(21) =243663a(22) =290642a(23) =344103a(24) =404616a(25) =472775a(26) =549198a(27) =634527a(28) =729428a(29) =834591

External references