Triangular matrix, read by rows, equal to the matrix logarithm of triangle A105623.

Terms

a(0) =0a(1) =1a(2) =0a(3) =3a(4) =2a(5) =0a(6) =17a(7) =7a(8) =3a(9) =0a(10) =135a(11) =43a(12) =13a(13) =4a(14) =0a(15) =1353a(16) =361a(17) =93a(18) =21a(19) =5a(20) =0a(21) =16251a(22) =3779a(23) =883a(24) =175a(25) =31a(26) =6a(27) =0a(28) =226857a(29) =47077