Numerators of double sums of reciprocals.

A002429

Numerators of double sums of reciprocals.

Terms

    a(0) =1a(1) =1a(2) =14a(3) =818a(4) =141a(5) =13063a(6) =16774564a(7) =1057052a(8) =4651811a(9) =778001383a(10) =1947352646a(13) =112229882767

External references