Add column entries of the table with rows (1,2,0,0...), (0,3,4,5,0,0...), (0,0,6,7,8,9,0,0...), (0,0,0,10,11,12,13,14,0,0...), ...

A064694

Add column entries of the table with rows (1,2,0,0...), (0,3,4,5,0,0...), (0,0,6,7,8,9,0,0...), (0,0,0,10,11,12,13,14,0,0...), ...

Terms

    a(0) =1a(1) =5a(2) =10a(3) =22a(4) =34a(5) =58a(6) =80a(7) =120a(8) =155a(9) =215a(10) =266a(11) =350a(12) =420a(13) =532a(14) =624a(15) =768a(16) =885a(17) =1065a(18) =1210a(19) =1430a(20) =1606a(21) =1870a(22) =2080a(23) =2392a(24) =2639a(25) =3003a(26) =3290a(27) =3710a(28) =4040a(29) =4520

External references