Triangle of Generalized Runyon numbers R_{n,k}^(3) read by rows.

Terms

a(0) =1a(1) =1a(2) =3a(3) =1a(4) =9a(5) =12a(6) =1a(7) =18a(8) =66a(9) =55a(10) =1a(11) =30a(12) =210a(13) =455a(14) =273a(15) =1a(16) =45a(17) =510a(18) =2040a(19) =3060a(20) =1428a(21) =1a(22) =63a(23) =1050a(24) =6650a(25) =17955a(26) =20349a(27) =7752a(28) =1a(29) =84