a(n) = Sum_{k=1..n} A175350(k).

Terms

a(0) =1a(1) =3a(2) =9a(3) =14a(4) =81a(5) =92a(6) =729a(7) =741a(8) =1089a(9) =1136a(10) =59049a(11) =59075a(12) =531441a(13) =531904a(14) =558009a(15) =558024a(16) =43046721a(17) =43046839a(18) =387420489a(19) =387420625a(20) =389509696a(21) =389512192a(22) =31381059609a(23) =31381059616a(24) =31713911056a(25) =31714004992a(26) =31717472836