A119950 Row sums of (denominator) triangle A119948.

1, 8, 45, 160, 1025, 936, 7693, 22016, 123201, 181000, 2190221, 2409408, 33932665, 43909880, 29887229, 68917248, 1244818081, 732937032, 14699459725, 17464448672, 14290498033, 26212519432, 630291945053

Offset: 1

Author

Wolfdieter Lang, Jul 20 2006

Keywords

• nonn
• easy

Formula

a(n)=sum(A119948(n,m),m=1..n), n>=1.