Number of length 6 walks on an n-dimensional hypercubic lattice starting and finishing at the origin and staying in the nonnegative part.

A064046

Number of length 6 walks on an n-dimensional hypercubic lattice starting and finishing at the origin and staying in the nonnegative part.

Terms

    a(0) =0a(1) =5a(2) =70a(3) =285a(4) =740a(5) =1525a(6) =2730a(7) =4445a(8) =6760a(9) =9765a(10) =13550a(11) =18205a(12) =23820a(13) =30485a(14) =38290a(15) =47325a(16) =57680a(17) =69445a(18) =82710a(19) =97565a(20) =114100a(21) =132405a(22) =152570a(23) =174685a(24) =198840a(25) =225125a(26) =253630a(27) =284445a(28) =317660a(29) =353365

External references