Theta series of Borcherds' 27-dimensional unimodular lattice U_27.
A002482
Theta series of Borcherds' 27-dimensional unimodular lattice U_27.
Terms
- a(0) =1a(1) =0a(2) =0a(3) =2664a(4) =101142a(5) =1645056a(6) =16045056a(7) =110146176a(8) =584713404a(9) =2549741568a(10) =9515943936a(11) =31314087864a(12) =92917622376a(13) =252775586304a(14) =638328674304
External references
- oeis: A002482