Rectangular array A(n, k) = (-1)^k*hypergeom([-k, k + n/2 - 1/2], [1], 4) with row n >= 0 and k >= 0, read by ascending antidiagonals.
A300946
Rectangular array A(n, k) = (-1)^k*hypergeom([-k, k + n/2 - 1/2], [1], 4) with row n >= 0 and k >= 0, read by ascending antidiagonals.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =19a(6) =1a(7) =5a(8) =33a(9) =239a(10) =1a(11) =7a(12) =51a(13) =387a(14) =3011a(15) =1a(16) =9a(17) =73a(18) =587a(19) =4737a(20) =38435a(21) =1a(22) =11a(23) =99a(24) =847a(25) =7123a(26) =59523a(27) =496365a(28) =1a(29) =13
External references
- oeis: A300946