Sum of n-th row of triangle in A082196.

Terms

a(0) =1a(1) =5a(2) =16a(3) =39a(4) =77a(5) =145a(6) =213a(7) =308a(8) =466a(9) =634a(10) =755a(11) =1144a(12) =1296a(13) =1878a(14) =1955a(15) =2818a(16) =2796a(17) =3984a(18) =4045a(19) =5418a(20) =5354a(21) =7442a(22) =7021a(23) =9816a(24) =9098a(25) =12484a(26) =11161a(27) =15812a(28) =13504a(29) =19436