Instanton numbers of the (4, 1)-threefold.

Terms

a(0) =6a(1) =15a(2) =30a(3) =114a(4) =522a(5) =2529a(6) =12636a(7) =69744a(8) =405168a(9) =2449773a(10) =15261150a(11) =97808574a(12) =641284110a(13) =4287838548a(14) =29153498904a(15) =201163103922