The first upper diagonal of square array A137570; equals the convolution of the main diagonal A137571 with A002293.
A137572
The first upper diagonal of square array A137570; equals the convolution of the main diagonal A137571 with A002293.
Terms
- a(0) =1a(1) =3a(2) =16a(3) =100a(4) =681a(5) =4908a(6) =36842a(7) =285158a(8) =2260257a(9) =18257902a(10) =149769225a(11) =1244277499a(12) =10448404901a(13) =88538107802a(14) =756153001241
External references
- oeis: A137572