Row 4 of square array defined in A047671.

Terms

a(0) =1a(1) =13a(2) =61a(3) =193a(4) =481a(5) =1021a(6) =1933a(7) =3361a(8) =5473a(9) =8461a(10) =12541a(11) =17953a(12) =24961a(13) =33853a(14) =44941a(15) =58561a(16) =75073a(17) =94861a(18) =118333a(19) =145921a(20) =178081a(21) =215293a(22) =258061a(23) =306913a(24) =362401a(25) =425101a(26) =495613a(27) =574561a(28) =662593a(29) =760381