Number of lattice paths from (0,0) to (n,n) using steps (0,1), (1,0), (2,2), (3,3).
A192417
Number of lattice paths from (0,0) to (n,n) using steps (0,1), (1,0), (2,2), (3,3).
Terms
- a(0) =1a(1) =2a(2) =7a(3) =27a(4) =107a(5) =436a(6) =1810a(7) =7609a(8) =32288a(9) =138009a(10) =593311a(11) =2562725a(12) =11112720a(13) =48347332a(14) =210936119a(15) =922550622a(16) =4043488129a(17) =17755735241a(18) =78099099877a(19) =344033901804
External references
- oeis: A192417