Cogrowth sequence of the 12-element dicyclic group Dic12 = <S,T | S^6, T^4, STST^3, S^3T^2>.

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =1a(5) =5a(6) =7a(7) =7a(8) =19a(9) =39a(10) =95a(11) =187a(12) =323a(13) =663a(14) =1351a(15) =2755a(16) =5579a(17) =10863a(18) =21679a(19) =43643a(20) =87411a(21) =175399a(22) =349591a(23) =697843a(24) =1397787a(25) =2796255a(26) =5595135a(27) =11187435a(28) =22362691a(29) =44735255