Triangle read by rows: T(n,k), n>=1, k>=1, in which column k lists the numbers of A210843 multiplied by A000330(k), and the first element of column k is in row A000217(k).

A249120

Triangle read by rows: T(n,k), n>=1, k>=1, in which column k lists the numbers of A210843 multiplied by A000330(k), and the first element of column k is in row A000217(k).

Terms

    a(0) =1a(1) =4a(2) =13a(3) =5a(4) =35a(5) =20a(6) =86a(7) =65a(8) =194a(9) =175a(10) =14a(11) =415a(12) =430a(13) =56a(14) =844a(15) =970a(16) =182a(17) =1654a(18) =2075a(19) =490a(20) =3133a(21) =4220a(22) =1204a(23) =30a(24) =5773a(25) =8270a(26) =2716a(27) =120a(28) =10372a(29) =15665

External references