Row sums of A094307.

Terms

a(0) =1a(1) =3a(2) =11a(3) =34a(4) =182a(5) =282a(6) =2034a(7) =4908a(8) =15564a(9) =20100a(10) =223620a(11) =251340a(12) =3295140a(13) =3964380a(14) =4324740a(15) =9370200a(16) =160014120a(17) =180434520a(18) =3440508120a(19) =3673300680a(20) =3906093240a(21) =4350515400a(22) =100294646760a(23) =105648875640a(24) =533598607080a(25) =585081577080