Ninth pi-based arithmetic derivative of n.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =4a(5) =0a(6) =4a(7) =4a(8) =81920a(9) =81920a(10) =0a(11) =0a(12) =622592a(13) =4a(14) =512a(15) =2304a(16) =4931584a(17) =4a(18) =2304a(19) =12288a(20) =4931584a(21) =512a(22) =208a(23) =12288a(24) =193644a(25) =12288a(26) =2304a(27) =8322048a(28) =423168a(29) =0