Row sums of triangle A106210.

A106211

Row sums of triangle A106210.

Terms

    a(0) =1a(1) =2a(2) =7a(3) =38a(4) =301a(5) =3224a(6) =44021a(7) =735216a(8) =14580195a(9) =335762290a(10) =8824804889a(11) =261084641178

External references