Row sums of triangle A109152.

A109156

Row sums of triangle A109152.

Terms

    a(0) =1a(1) =2a(2) =5a(3) =14a(4) =47a(5) =188a(6) =867a(7) =4460a(8) =25025a(9) =150890a(10) =967825a(11) =6554482a(12) =46600855a(13) =346228012a(14) =2677951311a(15) =21495038944a(16) =178565654041

External references