a(n) is the number of solid (3D) partitions of n with 2 layers and second layer a plane partition of 3.
A381265
a(n) is the number of solid (3D) partitions of n with 2 layers and second layer a plane partition of 3.
Terms
- a(0) =6a(1) =21a(2) =57a(3) =138a(4) =294a(5) =606a(6) =1170a(7) =2208a(8) =4008a(9) =7176a(10) =12492a(11) =21510a(12) =36348a(13) =60801a(14) =100281a(15) =164019a(16) =265263a(17) =425853
External references
- oeis: A381265