Expansion of Sum_{k>=0} x^k * Product_{j=0..k-1} (j + 3 * x).
A352802
Expansion of Sum_{k>=0} x^k * Product_{j=0..k-1} (j + 3 * x).
Terms
- a(0) =1a(1) =0a(2) =3a(3) =3a(4) =15a(5) =45a(6) =198a(7) =972a(8) =5652a(9) =37881a(10) =289548a(11) =2492640a(12) =23906475a(13) =253012653a(14) =2930556024a(15) =36883817127a(16) =501315357690
External references
- oeis: A352802