a(n) = [x^(n^3)] Product_{k=1..n} Sum_{m>=0} x^(k^2*m).
A321239
a(n) = [x^(n^3)] Product_{k=1..n} Sum_{m>=0} x^(k^2*m).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =16a(4) =141a(5) =1534a(6) =19111a(7) =262103a(8) =3853373a(9) =59763670a(10) =966945204a(11) =16191250596a(12) =278933800080
External references
- oeis: A321239