a(n) is the sum of squares of the numbers in row n of array T given by A026120.

A027328

a(n) is the sum of squares of the numbers in row n of array T given by A026120.

Terms

    a(0) =1a(1) =2a(2) =7a(3) =46a(4) =329a(5) =2430a(6) =18356a(7) =141154a(8) =1101414a(9) =8699526a(10) =69424347a(11) =558927258a(12) =4534296817a(13) =37030215650a(14) =304192728417

External references