Antidiagonal sums of triangle A136630, omitting antidiagonals of all zeros.
A136631
Antidiagonal sums of triangle A136630, omitting antidiagonals of all zeros.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =28a(5) =177a(6) =1449a(7) =14869a(8) =185230a(9) =2738962a(10) =47287352a(11) =939759621a(12) =21241309681a(13) =540698975061
External references
- oeis: A136631