Row sums of the triangular array A246696.

Terms

a(0) =1a(1) =5a(2) =16a(3) =34a(4) =67a(5) =111a(6) =178a(7) =260a(8) =373a(9) =505a(10) =676a(11) =870a(12) =1111a(13) =1379a(14) =1702a(15) =2056a(16) =2473a(17) =2925a(18) =3448a(19) =4010a(20) =4651a(21) =5335a(22) =6106a(23) =6924a(24) =7837a(25) =8801a(26) =9868a(27) =10990a(28) =12223a(29) =13515